Electronics

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Electronics Suppliers and Manufacturers

Telecommunication

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Telecommunication Suppliers and Manufacturers

Phones

elec

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

Phones Suppliers and Manufacturers

Ronghangda Co Ltd

   Converse with visitors and unlock the door remotely.   Adjustable volume of the ringing, call signal sound with electronic chime (ding dong).   2 wires hand-set non-visual intercom door phone with 2 units.   Auto shut down time: 45 seconds.   Installation method: wall-hung type.  Indoor unit:
   Type: hand set, non-visual, 2 wires.   Power supply: DC135V + 1A.   Power consumption: maximum 10.5W, standby 0.5W.   Ambient temperature: 0&deg;C to 50&deg;C.   Ambient humidity: 45%-95%.   SNR: &gt; 45dB.   Call signal sound: electronic chime (ding dong).   Maximum cable length: 100m.   Installation: wall-hung type.   Hand set unit weight: 0.15kg.   Dimension and weight: 195mm x 92mm x 32mm, 0.18kg.   Dimension&amp;weight (with hand set unit): (195+68) mm x 92mm x (32+13) mm, 0.33kg.  Outdoor unit:
   Cover: 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.   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: one indoor monitor, one outdoor station, one adapter, one English user manual and one bag of screws.  

Audio Intercom System

Audio Intercom System for remote communication and door unlocking

   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 

Video Door Phone with remote unlocking and night vision

 	 Indoor unit(physical button): 	 Cabling: 2 wires between the indoor unit and the outdoor unit 	 Ringtones: 12 modulated melodies 	 Power Supply: 13.5V DC adaptor surface-mounted 	 Outdoor unit: power supply: via the indoor unit 	 Colour: aluminium silver(Metal) 	 7.0pt;line-height:115%;font-family: &quot;Arial&quot;,&quot;sans-serif&quot;;color:#333333;background:white&#39;&gt;Power supply: via the Monitor 	 Type &amp; viewing angle: C-MOS 72&deg; 	 Night vision: invisible infrared lighting 	 Colour: aluminium silver (metal)  

Audio Door Phone

Audio Door Phone with night vision and intercom features

Features:
   Converse with visitors and unlock the door remotely.   Visitors are visualable during communication and ringing.   Be able to monitor entranceway actively.   Adjustable contrast of the monitor.   Adjustable volume of the ringing, call signal sound with electronic chime (DingDong).   7 inch LCD-TFT colour module with night vision light.   Argent cover.   Auto shut down time: 45 seconds.   Installation method: placed flat or wall-hung type.  Indoor unit:
   Type: hand free.   White plastic indoor monitor, can be added base with your requirement.   Power supply: DC13.5V/1.2A.   Power consumption: maximum 10W, standby 0.5W.   Ambient temperature: -10&deg;C to 55&deg;C.   Ambient humidity: 45%-95%.   SNR: &gt; 40 dB.   Display: 7 inch TFT-LCD screen.   Call signal sound: electronic chime (dingdong).   Picture element: horizontal 450 lines, vertical 480 lines.   Maximum wire length from camera: 30 meters using 0.65mm cable.   Maximum number monitor per system: 4 monitor per camera.   Installation method: placed flat or wall-hung type.   Dimension and weight: 235mm x 143mm x 55mm, 0.60kg.  Outdoor unit:
   White plastic outdoor and prevent splashing.   Power supply: DC 10-12V.   Power consumption: maximum 1.2W, stand by 0.1W.   Ambient temperature: -15&deg;C to 50&deg;C.   Ambient humidity: 45%-95%.   SNR: &gt; 45dB.   CMOS: 380 lines resolution.   Minimum illumination: 0.2lux.   Camera: F:1.8, F+3.1m/m.   Installation method: wall-hung type.   Dimension and weight: 125mm x 95mm x 44mm, 0.57kg.   Including in one kit: one indoor monitor, one outdoor station, one adapter, one English user manual and one bag of screws.  

Video Intercom

Video Intercom with remote unlock and night vision features

Techwall Electronics Co Ltd

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.  

Doorphone

Doorphone with long communication range and remote control features

This wireless video doorphone has a gate station unit with automatic night vision and can see visitors in the dark. It can open electric door locks remotely and has a long communication range of 300m in open areas. The wireless video doorphone is easy to install and provide good security for homes. 	 Open electric door locks remotely. 	 Gate station unit comply with IP54 standard. 	 Long communication range of 300m in open areas. 	 Out of range alert and low battery alert. 	 Indication of outdoor temperature. 	 Automatic night vision to see visitors in the dark. 	 Gate station unit operated with 12V AC or DC supply and with backup battery. 	 Can be equipped with back gate station. 	 Extremely easy installation. 	 Compact indoor monitor unit with charging station. 	 Provide good security for homes.  

Wireless Video Doorphone

Wireless Video Doorphone with night vision and remote door lock

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 with two way communication and remote control features

Venture Global Ltd

The audio door phone showcases a simple push-to-talk communication system. It features a wall-mountable push bell. This audio door phone with a modest design blends into your home decor effortlessly, making it an aesthetic and functional piece for your home. 	 Intercom with sharp and clear audio sound. 	 Power source: 6V&nbsp;DC adaptor or 4pcs of C batteries.  

Audio Door Phone Intercom System

Audio Door Phone Intercom System with clear audio sound

 	 Indoor Monitor (Touch Button) 	 Cabling: 2 wires between the Indoor Monitor and the Outdoor 	 Unit Screen: 7&quot; TFT 	 Display Ringtones: 16 modulated melodies 	 Resolution: 800 (H) x 480 (V) 	 Power Supply: 16V DC adaptor surface-mounted 	 Outdoor Unit Power Supply: Via the monitor type viewing 	 Angle: C-MOS 62&deg; 	 Night Vision: Invisible infrared lighting 	 Color: Aluminum Silver (Metal)  

Video Doorphone

Video Doorphone with 7 inch TFT Display and night vision

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

Wireless Doorphone for remote access control of electric door locks

Features:
   Converse with visitors and unlock the door remotely.   Visitors are visual-able during communication and ringing.   Be able to monitor entranceway actively.   Adjustable contrast of the monitor.   Adjustable volume of the ringing, call signal sound with electronic chime (DingDong).   4 inch LCD-TFT colour module with night vision light.   Auto shut down time: 45 seconds.   Installation method: wall-hung type.  Indoor unit:
   Type: hand set.   White plastic indoor monitor.   Power supply: DC13.5V/1.2A.   Power consumption: maximum 12W, standby: 0.5W.   Ambient temperature: 0&deg;C to 50&deg;C.   Ambient humidity: 45%-95%.   SNR: &gt; 45dB.   Display: 4 inch B/W flat CRT screen.   Call signal sound: electronic chime (DingDong).   Picture element: horizontal: 350 lines, vertical: 380 lines.   Maximum wire length from camera: 30m using 0.65mm cable.   Maximum number monitor per system: 4 monitor per camera.   Installation method: wall-hung type.   Dimension and weight: 235mm x 143mm x 55mm, 0.92kg.  Outdoor unit:
   Silver plastic outdoor.   Power supply: DC12V, 0.5A.   Power consumption: maximum 2.5W, standby: 0.1W.   Ambient temperature: -10&deg;C to 50&deg;C.   Ambient humidity: 45%-95%.   SNR: &gt; 45dB.   CMOS: 380 lines resolution.   Minimum illumination: 0.2lx.   Camera: F: 1.8, F+3.1m/m.   Installation method: wall-hung or inlay-in type.   Dimension and weight: 125mm x 90mm x 70mm, 0.30kg.   Including in one kit: one indoor monitor, one outdoor station, one adapter, one English user manual and one bag of screws.  

4 Inch 4 Wires Video Door Phone for Villa

 	 4.3 inch 	 Compatible with 3 indoor secondary/slave units: 7 inch, 4.3 inch or handset 	 Potential-free output to open gate 	 Electric 12VDC output to open electric strike  

Basic Video Door Phone

Basic Video Door Phone with 4 3 inch display

Features:
   Converse with visitors and unlock the door remotely.   Visitors are visual-able during communication and ringing.   Be able to monitor entranceway actively.   Adjustable contrast of the monitor.   Adjustable volume of the ringing, call signal sound with electronic chime (DingDong).   4 inch LCD-TFT colour module with night vision light.   Auto shut down time: 45 seconds.   Installation method: wall-hung type.  Indoor unit:
   Type: hand set.   White plastic indoor monitor.   Power supply: DC13.5V/1.2A.   Power consumption: maximum 10W, standby: 0.5W.   Ambient temperature: -10&deg;C to 55&deg;C.   Ambient humidity: 45%-95%.   SNR: &gt; 45dB.   Display: 3.5 inch LCD-TFT screen .   Call signal sound: electronic chime (DingDong).   Picture element: horizontal: 350 lines, vertical: 380 lines.   Maximum wire length from camera: 30m using 0.65mm cable.   Maximum number monitor per system: 4 monitor per camera.   Installation method: wall-hung type.   Dimension and weight: 235mm x 143mm x 55mm, 0.92kg.  Outdoor unit:
   Silver metal outdoor with rain cover &amp; prevent splashing.   Power supply: DC10-12V, 0.5A.   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: 380 lines resolution.   Minimum illumination: 0.2lx.   Camera: F: 1.8, F+3.1m/m.   Installation method: wall-hung or inlay-in type.   Dimension: 122 (H) x 87 (W) x 40 (D)mm.   Including in one kit: one indoor monitor, one outdoor station, one adapter, one English user manual and one bag of screws.  

3.5 Inch 4 Wires LCD-TFT Color Video Door Phone

3.5 Inch 4 Wires LCD TFT Color Video Door Phone

7&quot; TFT Video Door Phone 1. Can be Connected with two Indoor Monitors 2. Controls a latch and an automatic gate system with only Two wires 3.Intercom/Monitor/Unlock/Calling Functions

Shenzhen Woshijie Electronic Technology Co., Ltd.

Video Door Phone

Dongguan yuyuan Intelligent Technology CO.,Ltd

2.4inch -night vision-dry battery-doorbell （W5）

2 4inch night vision dry battery doorbell W5

Shenzhen Interthings Technology Co Ltd

Waterproof 1080P Battery Driven Video Doorbell Home Security Camera 	 2MP CMOS 	 1080p@15fps video (H.264) 	 MicroSD card slot 	 Two-way audio 	 Night vision 	 Motion detection 	 With PIR sensor 	 With built-in lithium battery (no annoying wiring is required 	 Private tooling  

Waterproof 1080P Battery Driven Video Doorbell

 	 RFID function 	 Picture Capture function with built-in memory 	 Compatible with 3 indoor secondary/slave units: 7 inch, 4.3 inch or handset 	 Potential-free output to open gate 	 Electric 12VDC output to open electric strike  

Video Door Phone with RFID and Picture Capture functions

Tecuno HK Co Ltd

Step up your house security system with this reliable and premium-quality door viewer. This premium-quality home security set includes two pieces, one with a camera that records the visitor’s face clearly and designed to be installed next to the front door and another with an ultra-clear screen to play the recording behind the front door for easy recognition. Know who’s coming over and visiting with ease with this top-performance home security system. A premium-quality two-piece home security set.Features a top-quality camera and an ultra-clear screen.Ensures easy installation.Housed in robust cases so they can withstand time.Manufactured under strict QC.

Door Viewer Home Security System 

 	 RFID function 	 Picture Capture function with built-in memory 	 Video recording function with SD card 	 Compatible with 3 indoor secondary/slave units: 7 inch, 4.3 inch or handset 	 Potential-free output to open gate 	 Electric 12VDC output to open electric strike  

Video Door Phone with RFID and picture capture functions

4.3inch wifi smart door viewer （S32）

4.3inch wifi smart door viewer （S8）

4.3inch wifi smart door viewer-   Hidden  （S60）

4.3&quot; TFT Video Door Phone 1. Connects with one CCTV Camera 2. Controls a latch and an automatic gate system with only Two wires 3.Intercom/Monitor/Unlock/Calling Functions

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