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Electronics Suppliers and Manufacturers

Power View Ind'l Ltd

A shock sensor door bell for wooden or glass doors. It will automatically announce "Ding Dong" when someone knocks the door. Hi/Low volume control. 

PV111 Door Announcer (Shock Sensor)

Kangtai Electric Co., Ltd.

1. Operation frequency：433.92MHz2. Receiver：220-240V~, 50HzTransmitter：1*CR2032 3V DC included 3. Number of tones：384. Transmitter：waterproof IP445. Distance (free-field)：100m 

Door Bell

New Sky Industrial Ltd

Wireless Smart Home Video Doorbell Door Chime B71 with Ding Dong,  B71Smart Video DoorbellAPPTuyaCPUBEKEN BK7252Video SensorGC0328Video Resolution640*480Viewing Angle85°Storage encodingJPEGSend PhotoSupportAudio MessageBuilt-in Speaker, MicrophoneWIFI Mode2.4GHz 802.11b/gNight Vision TypeInfraredPowerDC5V/2AWorking Temp-10°～60°Working Humidity10%～90%FunctionPress the doorbell to quickly start and push the messageReal time picture intercom by ringing the doorbellUltra low power consumption, ultra long standby.Quick captureAPP supports photography and video recordingInfrared night vision functionSupport the function of traditional indoor ding dong machine reminder                            

New Arrival Low Power WiFi Smart Home Video Doorbell Door B71 with Chime

•38 Different Chimes•Frequency:433.92MHZ•Power Supply: Receiver 2X1.5V AA•Remote CR2032*1 included•Simple learning function•4 Volume Levels•Transmission distance range: up to 150m(open air)•Sound Level: 90dB•Remote with IP44 waterproof•The front of the doorbell is covered with more than 10 colors to choose from

Wireless Door Bell

Luen Yick Electrical Mfg Co Ltd

Screwless Flat Profile Bell Push – 10AX Plate Switch10 AmpManufactured to BS StandardCE and RoHS certifiedMeets all UK and EU RegulationsDimensions: 87.5 mm (W) x 87.5 mm (H)Stainless SteelMax. Voltage: 250VMax. Current: 10APackaged Features: Modern and sleek screwless designUltra-slim metal front plate made with premium-grade materialHigh-quality steel rockers and copper contactsIntegral gasket for moisture protectionIncludes mounting screws for easy installationFits easily and quickly into 16 mm to 47 mm back boxesFull fitting instructions for simple installationAvailable with Stainless Steel, Polished Chrome, Black Nickel, Matt Black, and Chrome, Matt White &amp; Polished Brass finish  #bellpush, #pushbutton, #plateswitch, classicshape, #easyinstall, #switch,#doorbell #flexiblesurfacemount, #goodquality, #stainlesssteelpanel, #switchwallmounted, #touchbutton 

Screwless Flat Profile Bell Push – 10AX Plate Switch

Techwall Electronics Co Ltd

This doorphone supports two way communication and can operate in the 865MHz range with clear reception. It has a compact indoor unit with a charging base and offers selectable ding dong, visual and vibration alert for door bell. The doorphone is easy to install and can be used to open electric door locks remotely. 	 Two way communication. 	 Operate in the 865MHz range with clear reception. 	 Digital technique employed to ensure interference free communication. 	 Long communication range of 500m in open space. 	 Remote control of electric door lock. 	 Compact indoor unit with a charging base. 	 Outdoor unit complies to IP54 standard. 	 Low battery warning for both indoor and outdoor unit. 	 Out of range alert for indoor unit. 	 Selectable ding dong, visual and vibration alert for door bell. 	 Extremely easy installation.  

Doorphone

Foshan Shunde Advante Electron Ltd.

1.The Motion Sensor Door Chime system includes a powerful infrared detector and a responsive receiver. It enhances security by providing instant alerts when motion is detected, making it ideal for monitoring entrances and securing various environments.2.The receiver includes 32 chime options and 4 adjustable volume levels from 0 to 85dB, allowing customization to suit your environment. The ability to connect multiple sensors ensures you never miss important alerts, providing a secure and well-monitored space.3.The infrared detector covers up to 8M, with a 360° adjustable mount for flexible placement. It offers dual power options: 3 AAA batteries for portability and USB charging for continuous use. This flexibility ensures uninterrupted operation and optimal security.4.The Motion Sensor Door Bell is perfect for homes, business offices, garages, and retail stores. The chime acts as a doorbell in retail settings, alerting you to customer visits and enhancing safety. It's adaptable to any environment, providing peace of mind and convenience.5.The receiver and PIR detector boast a robust 80M wireless transmission range, ensuring signals reach across large areas. The system is expandable, allowing connection of up to 4 motion sensors to a single receiver, providing comprehensive coverage for larger spaces.

Wireless Motion Sensor Alarm 

Wireless Smart Video Doorbell Press Door Chime B30,  ModuleDescriptionSpecDSP+WIFIDSP+WIFIJunZhengT31ZL+CYW43438_A1WIFITransmitting power11b：17dBmReceiving Sensitivity（11Mbps）-82dBmCameraSensorJX-F37Pixel2mDiagonal Angle170°HDRYesWDRNoResolution1928H x 1088V,640H X 360VVideo Codec StandardH264FPS(Frames Per Second)Day Time15fpcNight Time15fpsIR Night VisionQTY of Lamp6pcs of 5mmDetermine the principle of day and night realizationPhotodiodeDetection Distance5mHuman DetectionPrinciplePIRSensitivity Adjustment on Tuya APP-High means it is triggered immediately when someone is detected.-Mid means it is detected that someone has been hovering for more than 4 seconds to trigger-Low means trigger when someone hovers for more than 7 secondsDetection Distance1-3MPower ConsumptionWorking time (10 times per day, 25s per time)3 YearsCurrent (Standby)0.2mAWorking Current (Night Vision + Video Display)Day Time:200mA, Night Time:300mAVoiceQTY of Microphone1Spec of Microphone-38dbSpec of speaker1524 Horn;L100 2P 1.25,1W,8ΩWhether it has built-in echo cancellationYesPower SupplyAC (18V-24V)NoBattery3.7VUSB5VPower Monitoring FunctionYesChargingDC5VDC5VStorageTF SlotYesData Storage CloudYes (Extra Fee)Wake up MethodWake up By ButtonYesWake up By PIRYesWake up by Mobile PhoneYesInformation Push IntervalInterval of message&lt;600msTamper Alarm　NoWaterproof and dustproof grade　IP53Working TemperatureWorking Temperature-20~+60°Smart Speaker InteractionAlexaYES (Extra Fee)Google AssistantYES (Extra Fee)                          

New Arrival WiFi Smart Video Doorbell Press Door Chime B30

Provide remote access control of electric door locks with this durable and functional wireless doorphone. It has an IP54 outdoor unit for hearing who is at the door and offers selectable ding dong, visual or vibration alert for door bell. This wireless doorphone is easy to install and uses full digital technique to ensure zero interference. 	 Full digital technique used to ensure zero interference. 	 Long communication range of 800m in open space. 	 Operate in the 863 - 870 MHz with clear reception. 	 Remote control of electric door locks. 	 Outdoor unit comply with IP54 standard. 	 Out of range alert and low battery alert. 	 Selectable ding dong, visual or vibration alert for door bell. 	 Outdoor unit can operate with several indoor units. 	 Handset equipped with rechargeable Li battery and charger stand. 	 Outdoor unit speaker volume remotely control from handset. 	 Outdoor unit operates with AC/DC supply or battery backup. 	 Extremely easy installation. 	 Durable and functional.  

Wireless Doorphone

This Wifi Video Doorbellconsists of two main components: the outdoor unit and the indoor unit. The outdoor unit, which is installed at the front door or other entry points, houses a button, a camera, a microphone, and a speaker. The button is the traditional part that a visitor presses to ring the bell. The camera is high - definition and have features likeultra-wide- angle lenses, allowing it to capture a broad view of the area in front of the door. The indoor unit is a dedicated receiver that plugs into a power outlet and emits a chime when the doorbell is pressed.    

 Smart Wireless Doorbell Wireless Doorbell With Video Camera Features

Ronghangda Co Ltd

   5.6&rdquo; color video door phone.   Converse with visitors and unlock the door remotely   Visitors are visualable during communication and ringing..   Be able to monitor entranceway actively.   Be able to intercommunicate when connecting 2 indoor units.   Be able to monitor when intercommunicating.   Adjustable contrast of the monitor.   Adjustable volume of the Ringing.   5.6&rdquo; LCD-TFT screen with night vision.   Installation method: placed flat or wall-hung type.   Indoor unit:   Silver indoor monitor.   Power supply: AC110V-240V, DC 15V.   Resolution: 450 lines.   Auto shut down time: 60 seconds.   Power consumption: maximum 10W, standby 0.5W.   Optimal working temperature: -10&deg;C To 55&deg;C.   Optimal working humidity: 45%-95%.   SNR: &gt; 40dB.   Weight: 0.60kg.   Installation method: placed flat or wall-hung type.   Dimension: 235 (h) mm x 143 (w) mm x 55 (d) mm.   Outdoor unit:   Silver aluminum outdoor with prevent splashing.   Power supply: DC 10-12V.   Power consumption: maximum 1.2W, standby 0.1W.   Ambient temperature: -10&deg;C to 50&deg;C.   Ambient humidity: 45%-95%.   SNR: &gt; 45dB.   CMOS: 380lines resolution..   Minimum illumination: 0.5lux.   Camera: F 1.8, F+3.1m/m.   Installation method: wall-hung or inlay-in type.   Dimension: 191 (h) mm x 114 (w) mm x 49 (d) mm 0.30kg.   Embed dimension: 160 (h) mm x 94 (w) mm x 32 (d) mm.   Including in one kit: two indoor monitors, one outdoor station, two adapters, one English user manual and one bag of screws.  

Video Door Phone 

This doorbell uses full digital technique used to ensure zero interference and offers a long communication range of 800m in open space. It offers selectable ding dong, visual or vibration alert for doorbell and has a portable handset with a charging stand. The doorbell has a speaker on the outdoor unit for hearing who&rsquo;s at the door and can be used to remotely control electric door locks. 	 Full digital technique used to ensure zero interference. 	 Long communication range of 800m in open space. 	 Operate in the 863 - 870 MHz with clear reception. 	 Remote control of electric door lock. 	 Outdoor unit complied with IP54 standard. 	 Out of range alert and low battery alert. 	 Selectable ding dong, visual or vibration alert for door bell. 	 Outdoor unit can operate with several indoor units. 	 Handset equipped with rechargeable Li battery and charger stand. 	 Outdoor unit speaker volume remotely control from handset. 	 Outdoor unit operates with AC/DC supply or battery backup. 	 Let users know when someone is at the door. 	 Excellent for improving security.  

Wenzhou Baode Electric Co.,Ltd.

- Mechanical DC ding-dong door chime / Mechanical AC ding-dong door chime - White cover / white or black base - Ding-Dong sound 80dB 50/60Hz - Product dimension: 17x10.5x4.9cm - Operating power request: 4pcs 'C' alkaline batteries / Direct to main power 220-240V - external transformer 8V/1A / With built-in transformer 8V/1A / With short-circuit self protection by PTC   WIRED DING-DONG DOOR BELL BATTERY BELL ST-3230B FAQQ1: Can I get samples?Yes, certainly. We will provide the existing samples, Sample fee is refundable when you make an order from us. We usually send samples by FEDEX, UPS, TNT or DHL.Q2: How long is the sample lead time?We could arrange the existing samples express delivery immediately,it takes around 10days to get into your hand. For customized samples,the need depends on the actual situation.Q3: Can I customize my logo or any redesign the products?Yes, of course. The OEM is available. Multi-color available as well. We still have our own design team, we will do the creation in your requirement and promise to give you an impressive.Q4: What are the certifications do you have?We have CE, ISO9001,BSCI certifications. As you can see, our company has a strong competitives and great qualified in our business area. We aim to provide the best quality and services to all global clients.Q5: Can I customize my own packing?Yes, OEM packing is avaliable. We can put your logo on all kinds of packages.Q6: What's lead time for bulk order?The delivery time is usually 2 months, but it will be affected by product quantity and actual factors,we will complete your order ASAP.Q7: What about the warranty?We have warranty for our clients,we will ship out the new replacements if clients get the item with defect or broken frame.  

ST-3230D/B/T

Easy To Install &amp; Expandable-The PIR Motion Sensor can be installed on a wall or door, the receiver plugged in for used, the sensor alarm fixed with screws or double-sided tape. In addition, a combination supports connecting up to 4 sensors or receivers to facilitate the construction of a security system to protect property safety.Wide Wireless Distance-The maximum detection distance of indoor motion sensors can reach 6-8M, the wireless distance to the receiver can reach 80M.The PIR motion sensor alarm is suitable for the front or back doors of business, hospital monitoring rooms, warehouses, parking lots, etc. When the sensor detects moving objects in the detection area, it will promptly transmit a signal and play the alarm bell you set.Adjustable Distance &amp; Angle-The induction alarm can rotate 360 degrees, allowing you to freely adjust the angle you want to detect and protect your home safety.About Product-Includes 1 plug-in receiver and 1 motion sensor door chime (including3AAA batteries), the sensor bell supports USB power supply (DC 5V). We provide a 12 month warranty service. If you encounter any problems with the product, you can attach the order number and send the problem to our email. 

Outdoor Motion Sensor Waterproof

Shenzhen Interthings Technology Co Ltd

*Dual lens 2MP CMOS *1080p@15fps video (H.264) *2.4G WiFi + BLE connection *MicroSD card local storage (not included) *Support cloud storage (optional) *Two-way audio *Night vision *Motion detection / AI human detection *With PIR sensor *With built-in lithium battery *Optional Google/Alexa assistance Support 

1080P Battery dual lens Video Doorbell with PIR Sensor Remote Monitor 2,4G wifi bluetooth

Fuzhou TDRForce Technology Co Ltd

Assortment Packing CR 2025 Primary Battery Lithium Button Cell with CE for Smart Key Door Bells*Wide range of models and sizes*High energy density*Stable discharge performance*Technology criterion: IEC 60086-2:2000 IEC 60086-1:2000 GB 8897.2-2005*Certification: battery directive SGS,KC,CE, ROHS, ISO, MSDS*Flexible Packaging:4pcs,8pcs;10pcs;12pcs;16pcs;20pcs;24pcs;30pcs;42pcs...per card or blister*Suitable for electronic devices such as calculators,computer memory back-up,remoe controls.thermometers.car alarms,clock,scales,led lights,smart key,doorbell Model:CR2025Dimension(D*H)Φ20*2.5mmCapacity150mAhNominal Voltage:3.0 VRechargeableNoCertificate:2006/66/ec;2013/56/EU;CE;ROHS…Shelf life:5 YearsSamplesFree samples availableAbout UsTDRFORCE Technology Co., Ltd. Was established in 1999, specializing in manufacture of Battery., Including digital alkaline battery, super alkaline battery, zinc carbon heavy duty battery, 1.5V AG alkaline battery, 3V lithium button cell, rechargeable battery and charger etc.Audit by BSCI, ISO9001 and ISO14001, TDRFORCE have the top 2 automatic alkaline production lines in China. The imported advanced production lines enable us to provide super high quality of full range batteries to our customer. Production volume up to 1.5 billion PCS / year.Our batteries are fully certified with 2006/66/ec, 2013/56/EU, IEC60086, REACH, CE, RoHS, MSDS etc. To meet different demand of international market. A large quantity of our products has been exported to Western Europe, North America and other Asian countries.TDRFORCE have rich experienced in OEM and have been cooperated with a lots word first-class famous companies and supermarkets.Welcome to inquiry us to discuss more about batteries. FAQ 1.Q:Are you a factory?A:Yes, We areagrouporganization.TDRFORCE have been in battery field more than 25 years,and the experienced production is one of Top 2 line in China market ensure to offer Qualified battery.At the same time, we keep researchinganddeveloping technology make the Explosion-Proof, Anti-dumping cells.2.Q:Arethe samplesfree?A:Yes, the samples arefreeprovided, But thecourierfee is paid by our customer.3.Q:Can we visit your factory?A:Warmly welcome. Once we have your schedule, we will arrange the professional sales team to follow up your case.4.Q:Whatcertificatesdo you havefor you factory?A:Our factoryqualifiedby ISO90001,ISO14001,BSCI,BASI, WERCE,and TUVetc.5.Q:Whatarecertificatesyou have for the battery?A:Besides the battery derivative like 2006/66/EC, 2013/56/EC, PL102,142, We also one reach, IEC60086, MSDS test by SGS ,TUV,BVor interteck.6.Q:Can mix old and new batteries?A:The old and new batteries mix in device, It will reduce overall performance and may caused battery leakage or rupture. We suggest to replace all batteries.  

Child safety Packing CR 2025 Primary Battery Lithium Button Cell with CE for Smart Key Door Bells

The Waterproof Plug-through Door Bells transmitter is exquisitely small in design, with an LED indicator on top. When a guest presses the doorbell, a blue light lights up, indicating that the doorbell has been rung successfully.A particularly distinctive feature of the Wireless Plug-Through Doorbell receiver is its built-in socket design, which eliminates worries about insufficient sockets at home. It perfectly combines the functions of a "doorbell" and a "socket" in one. Unlike traditional doorbells that only solve the ringing problem, this doorbell integrates clever design to become a space-saving and practical doorbell kit.The Outdoor Waterproof Door Bells transmitter requires no batteries, featuring a self-generating design. The receiver can be easily installed by simply plugging it into any household socket. Equipped with an IP44 waterproof rating, the doorbell button can be installed outdoors without concerns about rainy weather. With an ultra-long transmission distance of 150 meters, the signal remains stable and free from interference from other signals.There are 32 ringtones to choose from, and the volume is adjustable, meeting the needs of different scenarios. This ensures users a more reassuring and convenient experience.  

Plug Power Doorbell with 2 USB Type a Hubs

Ensure your home is secure at all time with this functional door chime system. The door chime is designed for indoor use with an operating distance of 80 meters. The magnetic door switch is mounted on doors or windows to alert someone of the opened door or window. Each sensor can trigger a door chime to play same or different sounds. Functional and compact, this system is suitable for every family which values security. 	 Easy installation with no wiring needed. 	 16 selectable codes and 12 selectable sounds. 	 Magnetic door switch mounted on doors or windows. 	 Can alert someone of the opened door or window. 	 Each sensor triggering a door chime to play same or different sounds. 	 Operating distance: 80 meters. 	 With CE, EMC and RoHs certifications. 	 Suitable for every family which values security. 	 Ensure your home is secure at all time with this functional door chime system.  
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Door Chime System

AEI Protect-On Systems Ltd

The wireless keypad kit is supplied with one DK-2310 wireless keypad, one DA-2311 decoder receiver and two DA-12 remote control keyfobs in one package for easy marketing and customer selection convenience. The system provides remote control of door lock, auxiliary equipments and door chime; or even as controller of a garage door opener. It is a flexible and compact access control system for home and office applications. DK-2310 -- WIRELESS KEYPAD FEATURES• Compatible with DA-2311, DA-2800 &amp; AD-2322 Decoder Receivers• Four Control Channels for Outputs 1, 2, 3 &amp; Door Chime• CE-R&amp;TTE and FCC Approval• 30 User Codes of 4-8 Digits for Controlling Output 1, 2 &amp; 3• 10 Visitor Codes for Temporary Staff or Visitors• Super User Code for System Inhibit after Office Hours or Nobody at Home• Master Code for Programming Authorization• Over 1 Million Non-repeated Keypad IDs• Operation Frequency: 433 Mhz• Control Distance: 50 Meters in Open Space• Operation Voltage: 9V Alkaline Battery (Battery Not Included)• Operating Current: 10uA (Quiescent), 10mA (Transmitting)• Weatherproof, IP-55, Indoor or Outdoor Installation• Tact-switch Flat Keypad. ABS Plastic Housing• Operating Environment: -20Deg C to +70 Deg C; 5-95% Relative Humidity DA-2311 -- DECODER RECEIVERDA-2311 is a 4-channel decoder receiver designed to work with the wireless keypad (DK-2310 and keyfob (DA-12) to build up a wireless access control system.It decodes the commands of the four channels from the keypad and or keyfob to control its master relay output, the two auxiliary outputs and the built-in door chime.DA-2311 can also work independently with the two supplied wireless keyfobs and by connecting an optional egress button and door bell button to it to make a compact access control system for home or office applications. FEATURES• Dedicated Receiver for DK-2310 Wireless Keypad and DA-12 Keyfob• High Sensitivity 433Mhz Super-heterodyne Receiver• CE-R&amp;TTE and FCC Approval• Serves Maximum 40 Wireless Keypads and/or Keyfobs• Control Distance: 50 Meters (Keypad); 40 Meters (Keyfob) approx. in Open Space• Compatible with Fail-safe and Fail-secure Door Locks• Form C Relay with Contact Rating of 5A/24VDC for Output 1• Open Collector for Auxiliary Outputs 2 &amp; 3• Built-in Door Chime Operated Remotely Or by Wired External Button• Connection Terminals for External Egress Button and Bell Button• Operation Voltage: 12-24VDC, Auto Adjusting• Operating Current: 60mA (Quiescent); 90mA (Output Relay Active)• Operating Environment: -20 Deg C to +70 Deg C; 5-95% Relative Humidity• ABS Plastic Housing, Indoor Installation Only 

Wireless Keypad Kit

- Wireless door chime with classic modern design DC type - Learning code matching of chime and transmitter to avoid interference - Wireless working range up to 200 meters in open area - 16 pcs high quality stereo melodies in chime - Select the interesting melodies on chime or transmitter freely - Sound volume can be adjusted in 4 level from quiet to 85dB - Three working method of chime: only melody or only lighting or melody+lighting - One chime can match with 16 transmitters, no limitation for one transmitter match with how many chimes. - Transmitter with self-name card and IP44 proof for outdoor using. - Frequency in 433MHz - Power of chime: 3pcs AA size battery - Power of transmitter: 1pcs 12V/23A battery 

ST-1001S

WIRED ELECTRONIC DOOR BELLWITH INTERNAL TRANSFORMER           FAQ Q1: Can I get samples?Yes, certainly. We will provide the existing samples, Sample fee is refundable when you make an order from us. We usually send samples by FEDEX, UPS, TNT or DHL. Q2: How long is the sample lead time?We could arrange the existing samples express delivery immediately,it takes around 7days to get into your hand. For customized samples,the need depends on the actual situation. Q3: Can I customize my logo or any redesign the products?Yes, of course. The OEM is available. Multi-color available as well. We still have our own design team, we will do the creation in your requirement and promise to give you an impressive. Q4: What are the certifications do you have?We have CE, ISO9001,BSCI certifications. As you can see, our company has a strong competitives and great qualified in our business area. We aim to provide the best quality and services to all global clients. Q5: Can I customize my own packing?Yes, OEM packing is avaliable. We can put your logo on all kinds of packages. Q6: What's lead time for bulk order?The delivery time is usually 1 months, but it will be affected by product quantity and actual factors,we will complete your order ASAP. Q7: What about the warranty?We have warranty for our clients,we will ship out the new replacements if clients get the item with defect or broken frame. 

Mechanical door bell wired ding dong gung

DK-2822 MK-II is a self-contained dual output relay Keypad. It combines the digital keypad and proximity EM card reader in one unit. DK-2822A – Dual output surface mount keypadDK-2822B –Dual output surface mount keypad with door bell outputThe keypad compatible with three operation modes: Stand-Alone Mode – Keypad and Electric LockMulti-Station Mode – Keypad, Auxiliary Keypad and Electric LockSplit-Decoded Mode – Keypad, Split Decoder and Electric LockIn these three-operation modes, split decode has the highest security protection for home and office. Features: Dual relay output for door lock and equipment controlBuilt-in real-time clock for inhibition modeOptional multi-station, split-decode for expansion26-bit, 34-bit or 37-bit Wiegand data outputDifferent levels of user modeInterlock for dual keypad installationDuress and alarm output for external deviceVisitor password programable with timeOutput relay change be toggle or time modeBuilt-in tamper switchBack-lit silicon rubber keytopSuitable installation on wall

Access Control Keypad with Card Reader

 Classic Wireless AC Door chimeLearning code matching of chime and transmitter to avoid interferenceWireless working range in 150 meters in open area36 melodies to choose by door chimeSelect the interesting melodies on chime freelySound volume can be adjusted in3level from30dBto 80dBWorking method of chime: melody+lightingFrequency in 433MHzPower of chime by AC plugTransmitter free power

WIRELESS DOOR BELL KINETIC POWER FREE 220V AC

Calling   1) Under the standby mode, when “CALL” Button of the outdoor unit is pushed, the indoor unit will be ringing for 12s; the screenwill light up; and visitors’ images can be seen on the screen.  2) Under the calling mode, when there is no answer, the call will be automatically hung up after 60s.  3) Under the calling mode, when “ANSWER” Button is pushed, the ring will stop and the intercom mode will start in which atwo-way intercom of 100s can be made between the indoor and outdoor units. To stop theintercomin advance, pushthe“MAIN SCREEN” Button; the intercom and the screen will be off and turninto the standby modesimultaneously at this time. Otherwise the intercomwill be automatically hung up after 100s. Unlocking Under the intercom mode, push “UNLOCK THE ELECTRONIC LOCK” Button to open the door(electric lock), with the  unlocking current being 1A or below and the unlocking time being 1s or below. Under the intercom mode, push “UNLOCL THE GATE” Button to open the gate, with the unlocking timebeing 3s.  Main screen Only touch the screen, you can exit the standby mode and the main screen will be display as below.    Monitor Push “MONITOR” Button, the images of the outdoor unit can be seen for 60s. At this time, only one-way conversation is available (from the outdoor unit to the indoor unit). To start a two-way intercom, push “ANSWER”Button (a two-way intercom last for 100s). To stop the monitoring mode, push “MAIN SCREEN”Button . The intercom and the screen will be off simultaneously. Otherwise the intercom will be automatically hung up after 60s. Intercom between Indoor Units (This function only applies to one outdoor unit with two indoor units) Under the standby mode, when “INTERCOM” Button of Indoor Unit A is pushed, Indoor Unit B will be ringing for 12s; the screens of both indoor units will light up and turn blue with no images. After “Intercom” Button of Indoor Unit A is pushed,Indoor Unit B will be ringing for 12s. If there is no answer from Indoor Unit B, the call will be automatically hung up after 60s. *When one of the monitor push the “INTERCOM” Button. *Whenthe two monitors are intercoming.  Picture review  Push “PICTURE REVIEW”Button, you can review the picture you took manually before.   

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