Electronics

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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

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 

Linkco Int'l Ltd

 	 APP: Live Home 	 Chipset: Via 8315 	 Chipset (CPU): GM8135S, ARM&reg;CPU core 32bit RISC up to 600MHz 	 Sensor: 720P GC1054 CMOS 	 Lens: 140&deg; wide angle 	 Sensor Capability: Support automatic white balance, automatic gain control, automatic backlight compensation 	 Signal to Noise Ratio: &ge;39dB 	 Minimum Illumination: Night Mode: Low trigger (&lt;=8Lux) 	 Night Vision: Double filter automatic switching 6pcs 850nm&Phi;28Mil high power infrared lights night vision 5 meters 	 Video Format: H.264 	 Video Size / Frame Rate: 720P 15fps 	 Video Mode:	 		 Record when there is motion detection 		 Record when someone ring the doorbell 		 Record manually from APP 	 	 	 Battery Type / Capacity: 18650 battery cell,&nbsp; 2600mAh 	 Battery Discharge Time: 3 batteries last for 3-4 months 	 Network Protocol: TCP/IP, HTTP, TCP, UDP, DHCP, DNS, DDNS, NTP, RTP, P2P, etc. 	 WIFI Connection: Support (802.11 b/g/n) 	 Storage: Support TF card 8GB~32GB 	 Working Voltage: DC: 5V 1.5A 	 Working Current: 300mA 	 Charging Voltage: DC 5V / 1A 	 Storage Temperature: 0&deg;C-50&deg;C 	 Operating Temperature / Working Temperature: -10&deg;C-50&deg;C 	 Operating Humidity: &lt;95% 	 Wake-Up Methods:	 		 Wake-up by ringing the doorbell 		 Wake-up by PIR motion detection 		 Wake-up by APP live preview 	 	 	 Application / Use: When there is visitors, the doorbell can record short videos, do two-way talk, and the house owner can see online what is happening outside the house. 	 Features: Wireless installation; ultra-low power consumption; long distance active wake-up; support multiple users view online at the same time 	 AC Power: AC 8-16V  

Smart Door Bell

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

Techwall Electronics Co Ltd

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

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

Venture Global Ltd

An affordable DIY Intercom system Push On / Off power button on master unitPTT communication circuitClear and loud “Ding Dong” door chime soundWall Mounted or Desktop2 units per set20m (66ft) connection cable is includedLow power consumptionPower source: DC 6V adaptor or 4pcs of C batteries on master unit only (batteries excluded)

Wired Intercom

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

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.  

Power Line Carrier (PLC) Intercom - Streaming voice over electrical Power Line&nbsp;
<ul>
	<li>Plug and use.</li>
	<li>Do not need installation.</li>
	<li>Easy to move stations from room to room.</li>
	<li>AC operation, do not need to replace batteries.</li>
	<li>Wide operation voltage 100V-240V AC, 50Hz-60Hz.</li>
	<li>Use on your desk top or mount on the wall.</li>
	<li>FM operation ensures low-noise transmission.</li>
	<li>Cross phase operation design (can operation on 3 phase power system).</li>
	<li>4 channel design to avoided interference.</li>
	<li>Soft touch keys.</li>
	<li>Switch power supply to reduce the power consumption.</li>
	<li>Power on/off switch to save power.</li>
	<li>8 step digital volume control.</li>
	<li>Direct press to change channel.</li>
	<li>Press to talk two way communication.</li>
	<li>Lock function for room monitor.</li>
	<li>Night illumination on all keys-easy to find the button at night.</li>
	<li>Brightness illumination when key press.</li>
</ul>


PLC Intercom

Shenzhen Daerxin Technology Co Ltd

This high-quality&nbsp;call centre phone delivers superb sound quality and receives&nbsp;voices clearly.&nbsp;The phone&nbsp;is sturdily constructed for extended durability.&nbsp;It comes with a&nbsp;well-engineered headset&nbsp;that is comfortable to wear.

 
  Headset for&nbsp;handsfree dialing. 
  Durable construction. 
 

Call Centre Phone

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

This device can use as a wireless sensor pad transmitter when work with such as Bed sensor pad, it can transmit a wireless signal to the receiver to alert the caregiver when the monitored person either leaves the bed or step on the mat (depends on the usage).  It can also use as a wireless call button in which it can transmit a wireless signal to the receiver when pressing the front button.  Plug in the sensor pad - Bed, Chair or FloorMust work with the Multi-alert receiver such as DCX-25 or DCX-800. After paired with the receiver, it can transmit a wireless signal to the receiver when steps on the mat or leaves the padBy adding the lanyard, it can act as a handheld wireless call buttonSUB-1G RF frequency 868MHz or 915MHzWireless transmission range up to 300m / 1,000ft (direct line of sight)

Wireless Sensor Pad Transmitter

Megastek Technologies Ltd

	Long standby,pet/dog/cat/kid/child/elderly track, security monitoring,Ublox chip	GPS Chipset: Ublox	GSM Chipset: SIM 900 (Quad Band 850/900/1800/1900 MHz)	Waterproof: IP67	fall detector fall alert fall alarm fall sensor	Small size(55 x 43 x 13mm)	Easy authorized phone number setup by calling	Support setting 5 authorized cell phone numbers	Track by demand,time Interval	Auto power on/off	SOS button for immediate rescue and alarm	Geo-fence Alarm	Over speed limit warning	Low Battery Alarm	Motion sensor, 3 axis accelerometer	Support Data Logger using Micro SD card	standby time last for 10 to 12 days             	2 buttons. 1 SOS button, 1 battery status button

gps monitor gps positioning gps system software fall detector fall alert fall alarm fall sensor

Ronghangda Co Ltd

 	 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

 	 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

   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

 	 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

Onwell Communication Limited

   This wired microphone comes with a universal throat-active type. The push-button control promises easy operation. This wired microphone is in a piezoelectric type for the best sound quality.       
 
    Impedance: 500ohm.   
    Sensitivity: 80dB.   
 

Wired Microphone

 	 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

 	 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  

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

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

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

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

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