Electronics

Find Electronics from the best B2B online marketplace. Find a reliable Electronics supplier, vendor, manufacturer or distributor to get free quote on HKTDC Sourcing.

Electronics Suppliers and Manufacturers

Telecommunication

elec

Find Telecommunication from the best B2B online marketplace. Find a reliable Telecommunication supplier, vendor, manufacturer or distributor to get free quote on HKTDC Sourcing.

Telecommunication Suppliers and Manufacturers

Jaskey Limited

Smart Audio Blue-ray glasses          Bluetoorth Version: V5.0                           Receiver Range: 10m                        Frame material: Stainless steel    Detachable Frame is optional                                    Lenses： AC anti-blue Lens                      Battery: 110mAh polymer (left) + 110mAh polymer (right) Waterproof grade: IP65                     Charging Time: 2H                          Working Time: 4-6H                          Charging Input: 5V 1A                           Charging： Magnetic charging thimble 2 pin(left)+ 2 pin(right)                      Operate Frequency：160MHz                                Product size: 158*142mm                           Lens size：52*41mm                                Net Weight: 43g  

Smart Audio  Blue-ray glasses New HEP-0162

Smart Audio Sunglasses Bluetoorth Version: V5.0 Receiver Range: 10m Frame material: Stainless steel Detachable Frame is optional Lenses：TAC polarizing lens Battery: 110mAh polymer (left) + 110mAh polymer (right) Waterproof grade: IP65 Charging Time: 2H Working Time: 4-6H Charging Input: 5V 1A Charging： Magnetic charging thimble 2 pin(left)+ 2 pin(right) Operate Frequency：160MHz Product size: 55口20-158 Net Weight: 41g  

Smart Audio  Sunglasses HEP-0163

InBERG Company

This optical distribution frame (ODF) is a fiber optic management unit used to organize the fiber optic cable connections. It is manufactured under strict QC to promise quality you can rely on. This optical distribution frame is designed with sliding adaptors for easy access.
 
  Sliding adaptors for easy access. 
  Bending radius protection for all components. 
  Stopper design for pulling-out trays. 
 

Optical Distribution Frame

DongWoo Tech Co., Ltd.

DONGWOO&#39;s fiber optic duct raceway system is designed perfectly that routes, isolates and protects fiber optic jumper cords, optical cables from the point of building entry to fiber distribution frames, fiber optic terminal device in safety.

Cable Duct Raceway System

NINGBO GEYIDA CABLE TECHNOLOGY CO LTD

This flat optic fiber cable is designed for connection of optic communication systems and optic distribution frames. It guarantees speedy and high-capacity data transmission. The soft and flexible optic fiber cable is easy to splice.

 
  Used in pigtails and patch cords. 
  Easy installation. 
 

Indoor Flat Optic Fiber Cable

This optical fiber features excellent mechanical and environmental characteristics with a flame-retardant structure to meet the requirements of relevant standards. It is soft, flexible and easy to splice with large-capacity data transmission. This optical fiber is widely used in optical connections in optical communication equipment rooms and distribution frames.
 
  High durability. 
  Good performance. 
 

Optical Fiber

Cleansky Co.

  Lens cleaning cloth is in good quality with reasonable price  Microfiber is made of 1/100 human hair  A premium cleaner is suitable for glasses, optical and even watched  Lens cloth is designed in various colours which are white, red, orange, blue and black  Different colours of cleaning cloth match well with different optical cases and frames  Well designed cloth is soft with smooth surface for removing dust on lens and frame  A cleaning cloth is foldable and portable that is suitable for ladies and men use  

Glasses Cleaning Cloth

Best Holdings Development Ltd

Features:
1.One Red LED display charging status, and LED turns off when it is full charged
2.DC in:4.0*1.5mm, DC out: 5.5*2.1mm

Spec:
1. Battery Type: Li-ion 18650 battery
2. Capacity: 8800mAh/32.6Wh
3. Input: DC 12V 2000mA
4. Output: DC 12V 1500mA
5.Dimension:90*70*25 mm
6.Weight:400g
7. With Box Packing

Fits for:
Mobile phones, digital photo frame, eePC&hellip;
Standard Accessories: DS1202000adapter（12V/2A ）
Optional Accessories:
1)10pcs laptop connectors(M01 to M10)
2)DC cable(40cm /3.0*1.0 )



Power Bank 

Primatronix Ltd

This care telephone is designed with three picture frame keys for added convenience. It is professionally engineered to provide reliable performance. This telephone with big buttons is suitable for the elderly. 	 3 picture frame keys. 	 One touch memory dialing. 	 +40dB amplification receiver volume. 	 Remote pendant (optional): pillow shaker.  

Care Phone

Top Way Science & Technology Trading Co Ltd

This is a video camera that is suitable for outdoor use. It is sturdily constructed for enhanced durability. This video camera is easy to install and requires little maintenance.
 
  1/3'' or 1/4'' color CCD (420TVL, 600TVL). 
  Adjustable lens. 
  Stainless steel panel and aluminum frame. 
  White LED for night vision. 
  Surface mounted (rain shield optional). 
  Working temperature: -25-55℃. 
 

Video Outdoor Camera

MXS Overseas Limited

 	  DREAMGRIP VISIO PRO  is the set of Must-Have optics a creator may need to deliver professional cinematic quality photo and video. All lenses designed with  ULTRA-LOW DISTORTION RATIO  below 1%. 	  VISIO PRO  lenses have professional optical design and compounded with a number of optical elements. Each of the optical lenses manufactured with very high precision and covered with multi-layer anti-reflection coating. It is designed to let you capture frames with the different angles by choosing the suitable focal length and show the taken picture from the best view point to see certainly what you desired to shoot.&nbsp; &nbsp; 	 The lens set is designed specially for use with  DREAMGRIP  products, but it also can be used with just a smartphone. All lenses have 17mm connecting thread and can be screwed in the Optics Adaptor in Evolution Rig. 	 If you use lenses just with your phone there is a standard clip holder&nbsp;  The set includes: 	 1 x&nbsp; Wide Lens  16mm focal length that delivers 40% wider frame capture.&nbsp;For details please refer to the Wide Lens product page 	 1 x  Portrait Lens  65mm focal length, magnification objects and brings them two time closer to the frame. Has selective focus with shallow sharpness depth to create bluring behind the selected object or portrait. 	 1 x  Macro Lens  with 10x magnification ratio. Reveals materials and surface textures, enlarges small and micro objects. Good for both documentary and cinematic shots. Has fixed focus 1&quot;/3cm or closer shooting distance only. 	 1 x  Zipper carrying case  (holds up to 6 lenses) 	 &nbsp;3 x protective  fabric pouches  	 1 x foldable  lens care microfiber  with plastic carabiner 	 1 x Lens clip  17mm adapter&nbsp;  	  Port:&nbsp;ZH, SZ, GZ, HK   

Lens Set

Media Converter

Unimo Technology Co., Ltd.

 Displayed is a walkie talkie made with professionalism. Featuring a dual mode and compatible with the TETRA&nbsp;LIP standard, this walkie talkie guarantees your safety while working. This high quality walkie talkie is also waterproof for a more flexible working environment. 
 
  UT-1500 380-400,8 06-824 or 851-869MHz. 
  Dual mode TETRA (WCDMA or GSM). 
  Waterproof (IP67). 
  1.77&rdquo; OLED display: 129 x 51 x 32.5mm. 
  Weight: 255g. 
  Clear&nbsp;and loud front speaker (1W). 
  Compact and light with rugged magnesium die-casting frame. 
  1.77&rdquo; OLED full color display (160 x 128 pixels). 
  Easy and economical maintenance. 
  GPS coordinates (latitude, longitude&nbsp;and MGRS compatible). 
  TETRA LIP (Location Information Protocol) standard. 
  TETRA and dPMR. 
  Embedded Bluetooth (optional). 
  Man-down function (for 800MHz band). 
  GSM or WCDMA (optional). 
  Built-in noise canceller. 
  Group speed dial (300 numbers). 
  Vibration mode. 
  Keypad lock. 
  Terminal nickname (Aliasing) display. 
  180&deg; flip display. 
  3-level battery indicator (battery low warning). 
 

Walkie Talkie

Novotech Industries Limited

This digital video memo pad features a compact shape. It can be installed on various kinds of surfaces. With this smart gadget you can now enjoy a new mode of video&nbsp;entertainment at home.

 
  Sensor: 0.3 megapixels CMOS. 
  Screen: TFT LCD with 502&nbsp;x 420 high-resolution. 
  Movie clips; 320&nbsp;x 240 pixels; 30fps (support largest 640&nbsp;x 480 30fps). 
  Storage media: internal 32M flash memory (optional, 256MB, 512MB and at most 1GB with 100-minute video capacity). 
  USB 1.1 interface (recognized as a flash drive when connect to PC or Mac). 
  Power: built-in lithium polymer battery (3.7V 200MAh). 
  Accessories: instruction, USB cable, color box, frames x 2. 
 

Digital Video Memo Pad

SHENZHEN EEGUARD TECHNOLOGY CO., LTD

HD Touch Screen 10.1 Inches Interphone Home Security Video Door Phone Intercom
Description:
Monitors: 	 10.1 inches color capacitive &nbsp;Touch screen  	 Hands free 	 Touch&nbsp;Screen with a touch button 	 Surface-mounted 	 Internel power / External adapter (Optional) 	 4&nbsp;wires connection 	 Supports 4 video channels 	 Supports Maximum Length of Line Connection: 100m 	 Power Supply: AC110-240V / DC15V,0.8A 	 Power Consumption:&nbsp;9W(Max),2.5W (standby) 	 TFT Resolution:&nbsp;1024 x 600 	 Dimension: &nbsp;255 x 180 x 21mm 	  Type of signal:&nbsp;CVBS, AHD/TVI/CVI(up to 1080P) Optional    &nbsp;
Doorbells: 	 1/4 High-Definition color camera 	 With night vision 	 Metal case 	  110&deg; View angle  	  Waterproof: IP66  	 Resolution:  720Pixels / 1080Pixels (Optional)  	 Type of Signal: CVBS / AHD 	 4&nbsp;wires connection 	 Surface / corner construction 	 Supports lock control 	 Operating Temperature: - 30 &ordm;C to +&nbsp;60&ordm;C 	 Power: 10-15V 	 Dimension: 133 x 48 x 16mm  
Functions:
Monitors: 	 Lock control / Broadcast / Calendar / Alarm clock 	  Capture over 100pcs images with internal flash  	 Monitor doorbell or CCTV cameras 	 Make calls between monitors 	 Monitor listening to another monitor 	 DVR function, with both Video and audio 	 Answer machine function 	 Auto take pictures from doorbell camera 	 Supports Message leave 	  Can take Images or record video from doorbell, even you are talking with visitor  	 Multimedia manager 	 Photo frame 	 Outdoor panel unlock release 	 Indoor monitor unlock release  
Max. Supports: 	 2 outdoor doorbells + 4 indoor monitors + 2 CCTV cameras 	 1 outdoor doorbell + 4 indoor monitors + 3 CCTV cameras  Doorbells: 	 Surface / corner construction 	 Supports lock control  

10.1" HD Interphone Video Door Phone Intercom

HD Touch Screen 10.1 Inches Interphone Home Security Video Door Phone Intercom
Description:
Monitors: 	 10.1 inches color capacitive &nbsp;Touch screen  	 Hands free 	 Touch&nbsp;Screen with a touch button 	 Surface-mounted 	 Internel power / External adapter (Optional) 	 4&nbsp;wires connection 	 Supports 4 video channels 	 Supports Maximum Length of Line Connection: 100m 	 Power Supply: AC110-240V / DC15V,0.8A 	 Power Consumption:&nbsp;9W(Max),2.5W (standby) 	 TFT Resolution:&nbsp;1024 x 600pixels 	 Dimension: &nbsp;255 x 180 x 21mm 	  Type of signal:&nbsp;CVBS, AHD/TVI/CVI(up to 1080Pixels) Optional​   &nbsp;
Doorbells: 	 1/4 High-Definition color camera 	 With night vision 	 Metal case 	  110&deg; View angle  	  Waterproof: IP66  	 Resolution:  720Pixels / 1080Pixels (Optional)  	 Type of Signal: CVBS / AHD 	 4&nbsp;wires connection 	 Surface / corner construction 	 Supports lock control 	 Operating Temperature: - 30 &ordm;C to +&nbsp;60&ordm;C 	 Power: 10-15V 	 Dimension: 133 x 48 x 16mm  
Functions:
Monitors: 	 Lock control / Broadcast / Calendar / Alarm clock 	  Capture over 100pcs images with internal flash  	 Monitor doorbell or CCTV cameras 	 Make calls between monitors 	 Monitor listening to another monitor 	 DVR function, with both Video and audio 	 Answer machine function 	 Auto take pictures from doorbell camera 	 Supports Message leave 	  Can take Images or record video from doorbell, even you are talking with visitor  	 Multimedia manager 	 Photo frame 	 Outdoor panel unlock release 	 Indoor monitor unlock release  
Max. Supports: 	 2 outdoor doorbells + 4 indoor monitors + 2 CCTV cameras 	 1 outdoor doorbell + 4 indoor monitors + 3 CCTV cameras  Doorbells: 	 Surface / corner construction 	 Supports lock control  

10.1 Inches Interphone Video Door Phone Intercom

LifeProof APAC Limited

The LifeProof frēi for Phone 5 case is the most advanced, all-protective, everyday iPhone case on the market. It is fully submersible, survives drop impacts and is completely sealed from dust, dirt and snow. Designed to work seamlessly with the iPhone 5, this case is sleek, slim and delivers full access to every button, control, port and function. Its full-screen protector does not impede screen functionality, and the clear back window highlights the Apple logo. Perfect for active lifestyles, workers, parents, students and anyone navigating the hazards of daily life, the LifeProof frē for iPhone 5 is the world&rsquo;s smartest case for the world&rsquo;s smartphones.
 
  Thinner, lighter and tougher than any all-protective, everyday iPhone case. 
  Waterproof: fully submersible to 2 meters. 
  Dirt-proof: totally sealed from dirt, dust and sand. 
  Snow-proof: completely closed to snow and ice. 
  Shockproof: survives drops from up to 2 meters. 
  Complete access to all functions, buttons, controls and ports. 
  Full screen protection with complete screen functionality. 
  Clear back window frames the Apple logo. 
  Sound enhancement system maximizes sound output and clarity. 
  Crystal-clear anti-reflective optical-glass camera lens. 
  Unique materials never stick to pockets or collect lint. 
 

iPhone 5 Case

Monitor your home and stay on top of unwelcomed visitors with this 7” smart home security system. This presented system includes a doorbell camera and a sleek, modern-looking monitor. The included doorbell features a 1/3” high-definition color camera with a 110 ° view angle, so it captures everything in sight. Paired to the doorbell is a 7” TFT digital screen with a resolution of 1024 x 600, so it displays clear footage. Completed with lock control, call functions and more, this home security system will make a valuable investment for all condo owners. Monitor specifications: With a 7” color TFT digital screen.Allows hands-free operation.Touch Screen with a touch button.Flaunts a surface-mounted design.With an external adapter.Supports 4 Wires / Cat-5 connection.Supports 4 video channels.Maximum length of line connection: 100 m.Power supply: DC15V / 0.8A.Power consumption: 9W (max), 2.5W (standby).TFT Resolution: 1024 x 600.Dimension: 216 x 129 x 10 mm. Supports lock control, broadcast, calendar and alarm clock.Captures over 100 images with internal flash.Monitor doorbell or CCTV cameras.Make calls between monitors.Allows users to listen to conversation held in another monitor.With DVR function (video and audio included).Comes with an answer machine function.Automatically takes pictures from doorbell camera.With a leaving message function.Users can take images and record videos, even during a call.Multimedia manager.Photo frame.Outdoor panel unlock release.Indoor monitor unlock release.Type of Signal: CVBS / AHD / TVI / CVI (up to 1080 P) Optional.Max. supports:2 outdoor doorbells + 4 indoor monitors + 2 CCTV cameras.1 outdoor doorbell + 4 indoor monitors + 3 CCTV cameras.Doorbell specifications: With a 1/3" high-definition color camera.Resolution: 1080 P.With night vision.Metal case.110° View angle.Protection Standard: IP 66.4 wires connection.Surface / corner construction.Supports lock control.Operating Temperature: - 30 ºC to + 60ºC.Power: 10 - 15 V.Dimension: 133 x 46 x 20 mm.Supports surface or corner construction.Supports lock control. All our models hold CE, RoHS, REACH certificates, and with 2 years warranty. You are more than welcomed to visit our factory or take samples to test our quality.

Smart Doorbell Intercom Home Security System 

7 Inch IPS Intercom System Inter-Phone Video Door Phone
1080P HD Touch Screen 7 Inches Intercom Home Security Video Door Phone with Memory
Description:
Monitors: 	 7-inch color TFT digital screen 	 Hands-free 	  Touch&nbsp;Screen  with a touch button 	 Surface-mounted 	 External adapter 	 4 Wires&nbsp;/ Cat-5 connection 	 Supports 4 video channels 	 Supports Maximum Length of Line Connection: 100 m 	 Power Supply:&nbsp;DC15V / 0.8A 	 Power Consumption: 9W (Max), 2.5W (Standby) 	 TFT Resolution:  1024 x 600  	 Dimension: 216 x 129 x 10 mm  Doorbells: 	 1/3&quot; High-Definition&nbsp;color camera 	 Resolution:  1080 P  	 With night vision 	 Metal case 	 110&deg; View angle. 	  Protection Standard: IP 66.  	 4&nbsp;wires connection 	 Surface / corner construction 	 Supports lock control 	 Operating Temperature: - 30 &ordm;C to +&nbsp;60&ordm;C 	 Power: 10 -&nbsp;15&nbsp; V 	 Dimension:&nbsp;133 x 46 x 20 mm  Functions:
Monitors: 	 Lock control / Broadcast / Calendar / Alarm clock 	 Capture over 100 pcs images with internal flash 	 Monitor doorbell or CCTV cameras 	 Make calls between monitors 	 Monitor listening to another monitor 	 DVR function, with both Video and audio 	 Answer machine function 	 Auto take pictures from doorbell camera 	 Supports Message leave 	 Can take Images or record video from doorbell, even you are talking with visitor 	 Multimedia manager 	 Photo frame 	 Outdoor panel unlock release 	 Indoor monitor unlock release 	 Type of Signal:&nbsp;CVBS / AHD / TVI / CVI (up to 1080 P) Optional  Max. Supports: 	 2 outdoor doorbells + 4 indoor monitors + 2 CCTV cameras 	 1 outdoor doorbell + 4 indoor monitors + 3 CCTV cameras  Doorbells: 	 Surface / corner construction 	 Supports lock control 	 All our models are passed CE, RoHS, REACH certificates, and with 2&nbsp;years warranty, you are welcome to visit our factory or take samples to test our quality  

7 Inch IPS Intercom Video Door Phone

 	 7&nbsp;Inch&nbsp;Home Security Intercom Interphone Video Door Phone 	 1080P HD Screen 7 Inches Intercom Home Security Video Door Phone with Memory 	 Description: 	 Monitors: 	 7&nbsp;inch color TFT digital screen 	 Hands-free 	  7&quot;  &nbsp;with a touch button 	 Surface-mounted 	 External adapter 	 4 Wires&nbsp;/ Cat-5 connection 	 Supports 4 video channels 	 Supports Maximum Length of Line Connection: 100 m 	 Power Supply:&nbsp;DC15V / 0.8A 	 Power Consumption: 9W (Max), 2.5W (Standby) 	 TFT Resolution:  1024 x 600  	 Dimension: 216 x 129 x 10 mm 	 Doorbells: 	 1/3&quot; High-Definition&nbsp;color camera 	 Resolution:  1080 P  	 With night vision 	 Metal case 	 110&deg; View angle. 	  Protection Standard: IP 66.  	 4&nbsp;wires connection 	 Surface / corner construction 	 Supports lock control 	 Operating Temperature: - 30 &ordm;C to +&nbsp;60&ordm;C 	 Power: 10 -&nbsp;15 V 	 Dimension:&nbsp;133 x 46 x 20 mm 	 Functions: 	 Monitors: 	 Lock control / Broadcast / Calendar / Alarm clock 	 Capture over 100 pcs images with internal flash 	 Monitor doorbell or CCTV cameras 	 Make calls between monitors 	 Monitor listening to another monitor 	 DVR function, with both Video and audio 	 Answer machine function 	 Auto take pictures from doorbell camera 	 Supports Message leave 	 Can take Images or record video from doorbell, even you are talking with visitor 	 Multimedia manager 	 Photo frame 	 Outdoor panel unlock release 	 Indoor monitor unlock release 	 Type of Signal:&nbsp;CVBS / AHD / TVI / CVI (up to 1080 P) Optional 	 Max. Supports: 	 2 outdoor doorbells + 4 indoor monitors + 2 CCTV cameras 	 1 outdoor doorbell + 4 indoor monitors + 3 CCTV cameras 	 Doorbells: 	 Surface / corner construction 	 Supports lock control 	 All our models are passed CE, RoHS, REACH certificates, and with 2&nbsp;years warranty, you are welcome to visit our factory or take samples to test our quality  

7" HD Intercom System InterPhone Home Security Video Door Phone

7&nbsp;Inch&nbsp;Home Security Intercom Interphone Video Door Phone
1080P HD Touch Screen 7 Inches Intercom Home Security Video Door Phone with Memory
Description:
Monitors: 	 7&nbsp;inch IPS color TFT digital screen 	 Hands-free 	 Touch button 	 Surface-mounted 	 External adapter 	 4 Wires&nbsp;/ Cat-5 connection 	 Supports 4 video channels 	 Supports Maximum Length of Line Connection: 100 m 	 Power Supply:&nbsp;DC15V / 0.8A 	 Power Consumption: 9W (Max), 2.5W (Standby) 	 TFT Resolution:  1024 x 600  	 Dimension: 216 x 129 x 10 mm  Doorbells: 	 1/3&quot; High-Definition&nbsp;color camera 	 Resolution:  1080 P  	 With night vision 	 Metal case 	 110&deg; View angle. 	  Protection Standard: IP 66.  	 4&nbsp;wires connection 	 Surface / corner construction 	 Supports lock control 	 Operating Temperature: - 30 &ordm;C to +&nbsp;60&ordm;C 	 Power: 10 -&nbsp;15 V 	 Dimension:&nbsp;133 x 46 x 20 mm  Functions:
Monitors: 	 Lock control / Broadcast / Calendar / Alarm clock 	 Capture over 100 pcs images with internal flash 	 Monitor doorbell or CCTV cameras 	 Make calls between monitors 	 Monitor listening to another monitor 	 DVR function, with both Video and audio 	 Answer machine function 	 Auto take pictures from doorbell camera 	 Supports Message leave 	 Can take Images or record video from doorbell, even you are talking with visitor 	 Multimedia manager 	 Photo frame 	 Outdoor panel unlock release 	 Indoor monitor unlock release 	 Type of Signal:&nbsp;CVBS / AHD / TVI / CVI (up to 1080 P) Optional  Max. Supports: 	 2 outdoor doorbells + 4 indoor monitors + 2 CCTV cameras 	 1 outdoor doorbell + 4 indoor monitors + 3 CCTV cameras  Doorbells: 	 Surface / corner construction 	 Supports lock control 	 All our models are passed CE, RoHS, REACH certificates, and with 2&nbsp;years warranty, you are welcome to visit our factory or take samples to test our quality  

7 Inch Intercom Inter-Phone Video Door Phone

1080P HD Touch Screen 7 Inches Intercom Home Security Video Door Phone with Memory
Description:
Monitors: 	 7&nbsp;inch color TFT digital screen 	 Hands free 	  Touch&nbsp;Screen  with a touch button 	 Surface-mounted 	 External adapter 	 4 Wires&nbsp;/ Cat-5 connection 	 Supports 4 video channels 	 Supports Maximum Length of Line Connection: 100 m 	 Power Supply:&nbsp;DC15V/0.8A 	 Power Consumption: 9W (Max), 2.5W (Standby) 	 TFT Resolution:  1024 x 600  	 Dimension:&nbsp;&nbsp;186 x 127 x 19 mm  Doorbells: 	 1/3&quot; High-Definition&nbsp;color camera 	 Resolution:  1080 P  	 With night vision 	 Metal case 	 110&deg; View angle. 	  Protection Standard: IP 66.  	 4&nbsp;wires connection 	 Surface / corner construction 	 Supports lock control 	 Operating Temperature:&nbsp;&nbsp;- 30 &ordm;C to +&nbsp;60&ordm;C 	 Power: 10 -&nbsp;15&nbsp; V 	 Dimension:&nbsp;133 x 46 x 20 mm  Functions:
Monitors: 	 Lock control / Broadcast / Calendar / Alarm clock 	 Capture over 100 pcs images with internal flash 	 Monitor doorbell or CCTV cameras 	 Make calls between monitors 	 Monitor listening to another monitor 	 DVR function, with both Video and audio 	 Answer machine function 	 Auto take pictures from doorbell camera 	 Supports Message leave 	 Can take Images or record video from doorbell, even you are talking with visitor 	 Multimedia manager 	 Photo frame 	 Outdoor panel unlock release 	 Indoor monitor unlock release 	 Type of Signal:&nbsp;CVBS / AHD / TVI / CVI (up to 1080 P) Optional  Max. Supports: 	 2 outdoor doorbells + 4 indoor monitors + 2 CCTV cameras 	 1 outdoor doorbell + 4 indoor monitors + 3 CCTV cameras  Doorbells: 	 Surface / corner construction 	 Supports lock control 	 All our models are passed CE, RoHS, REACH certificates, and with 2&nbsp;years warranty, you are welcome to visit our factory or take samples to test our quality  

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