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

Ronghangda Co Ltd

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

   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

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

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

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 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.  

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 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

   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 

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

GCE Technology Limited

GAP compatible Speakerphone with enhanced voice quality. Maximum 5 handsets are linked to the same base unit, and maximum 4 bases per handset. Off hook dialing and pre-dialing. Phonebook button for alphabetic searching. 30 Caller ID memories 10 Last number redials (32 digits max.) 50 Phone book memories Name matching. Display talk\intercom time. Phonebook review allowable during phone conversation Call transfer to other handset. Intercom Alarm clock including snooze option. Page to all Handset units. Battery low indication (by ring tone and icon display) 2 basic ringer tones and 8 melodies ringer tone for external/intercom call. 5 steps digital volume control for ringer tone/earpiece/speaker Select different melodies for different calls Manual select base / Automatic select base function Handset name edition. Auto/manual answer Mute function 16 Languages menu (Spanish/ English/ French/ German/ Italian/ Portuguese/ Hungarian/ Swedish/ Dutch/ Danish/ Norwegian/ Turkish/ Ukrainian/ Polish/ Greek/ Russian) IN USE and CHARGE LED indicator ECO friendly                  

Cordless Phone GCE8058

Ergonomically design Big button keypad Hearing aid compatible One press receiver booster GAP compatible Speakerphone Multiple HS with Max 5 HS/ BS and Max 4 BS/ HS 30 Caller ID records and 10 last number redial 50 phonebook memories Off hook dialing and pre-dialing Name matching Phonebook review allowable during phone conversation Display talk/intercom time 5 ring tones + 5 melodies Different call with different melodies selection 5 level ringer /earpiece/speaker volume adjustable Call transfer between handsets, Intercom, Page, and Alarm Battery low indication (by ring tone and icon display) 8 Languages (English/ German/ French/ Italian/ Spanish/ Portuguese/ Russian/ Turkish) With ECO friendly/ low emission  

Big Button Cordless Phone GCE8016

HOLLYLAND TECHNOLOGY CO., LIMITED

The Solidcom H1 Wireless Intercom System is a scalable, license-free communication solution designed for productions of any size. Operate up to 30 beltpacks and 12 groups without a central station, or scale up to 80 beltpacks and manage up to 100 groups with the Geo Central Station, covering over 4 million square meters by leveraging advanced roaming cascade technology. With cloud access, smart grouping, and seamless integration with Dante and existing wired intercom systems, Solidcom H1 ensures effortless team coordination. Enjoy true wireless audio, intuitive setup, and massive coverage — empowering production teams to communicate without limits. 

Solidcom H1

 	 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

MAYTEL CO., LTD

A wireless intercom specialized for Outdoor Activities, most Compact, Robust &amp; User-friendly Hands-free talking 3 Professional Operation Modes: 10U mode - supports 9 fixed users + any one out of the participants talking together simultaneously. Any one of the participants can become the talker by pressing the talk button first. STA mode - allows all members of a group to talk through the Master unit. When the locations of members are obscured by barriers or other obstacles, applying this mode can minimize the impact of such obstacles. 6U mode - solution to maintain communication while minimizing the influence of Wi-Fi even in special environments such as exhibition halls or stadiums with large crowds where Wi-Fi is radiating in full band. 

GrandCom-X

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 

The industry's first OWS-style wireless intercom headset. Weighing just 42g, it delivers virtually weightless comfort, engineered for demanding on-location shoots. Seamlessly integrated with the Hollyland ecosystem, it offers flexible expansion to suit a wide range of production setups. Built with a robust, durable construction for long-lasting reliability. Featuring a 300m wireless transmission range and dual-mic ENC noise cancellation, every conversation stays clear, stable, and comfortable – keeping your team connected and focused, wherever the shoot takes you. 

Solidcom Air

Dongguan Qinda Wire Co., Ltd

<img src="https://qindawire.oss-cn-shenzhen.aliyuncs.com/ML/106-XQ-CCC60227IEC53.png?Expires=1775743567&OSSAccessKeyId=TMP.3KtoQQnsiaPAKYWf62UXwfRHPXiaXSuLmPr5iLujQedRB3Bnwnauux3Cs2dQpWQhtr8Snd8eCbChUYmhEum2k4vGPnBdhm&Signature=%2BfA3sx6o06jWzIzH6JmgFX7T7wY%3D" style="width: 100%; height: auto;" /> Product applications:Suitable for flexible use in medium and light mobile appliances, instruments, household appliances, power lighting and other places.Specific application scenarios include electrical equipment, equipment installation engineering, monitoring equipment, outdoor LED light strings, and fire protectionln addition to power cords, integrated lamp plug cords, etc., RVV cables are also suitable for electrical appliances, instruments, meters, and other applicationsPower lines, control lines, and signal transmission lines for electronic devices and automationequipment are particularly suitable for anti-theft alarmsSystems, building intercom systems, measurement and controlcables are used for processing machinery, conveyor belts, and mechanical productionProduction lines, air conditioning systems,and steel production lines. <img src="https://backups-web.oss-cn-shenzhen.aliyuncs.com/obsidianImg/EN.jpg" style="width: 100%; height: auto;" />

CCC60227IEC53(RVV) PVC Insulated Tinned Copper Wire 300V/300V 70  Celsius Flexible Power Cable for Coil Extension, Appliances &

Okayo Electronics Co., Ltd.

Okayo's ELITE is a standalone intercom system by which distinct and confidential communication among 6 team members exists no obstacles. Featuring clear display and intuitive (programmable) talk button, it is quick to set up and easy to use. Thanks to AES128 encryption, conversation among team members is secured. In addition, each ELITE team can be bounded all the time and won't be disturbed any more. Power-On and Go ease daily startup without confusion. Proprietary “ATTENTION” allows the team leader/director to draw members’ attention by muting their microphones and announce any important message at any time. Moreover, side tone is adjustable upon demand and onsite environments. Combining with lightweight, inherence rugged design and sturdy belt-clip, ELITE becomes a truly helpful tool specifically in various industrial sites. Even, with the capability of 15-hour battery life and up to 200-meter range, it is applicable for a variety of markets, including coaching, corporate training, logistics, manufacturing, internship, security, theater rehearsal and so on. Transportation case is also available on request which comes with 1 proprietary charging station C6 and 6 ELITE.  

WaveELITE

 	 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

Free Talker (HK) Development Company Limited

1:Customized frequency       2.121 code for each channel3.Transmit power:0.5W4.Communication range:3-5KM(in open space)5. 8 -80Channel6.Channel scan7.With earphone jacket8.Backlit display9.Dual channel monitor10.Dual power option11.Auto power saving12.Key tone&amp;torch13.Key lock function14.Battery capacity indication15.Roger beep on/off selection16.10 kinds of call melody tone17.Built-in VOX function (3 levels of voice volume)18.Auto shut off while transmission time out19.Can be rechargeable by Micro USB cable (not supply)20.Low power alarming function21.Front panel can be rechanged 

Hot Sell Walkie Talkie, Basic Walkie Talkie, Gift Walkie Talkie, Intercom,new walkie talkie

Global Mei Chuang Co., Limited

Stay connected with this compact and lightweight UHF 400-470MHZ walkie-talkie. Even in remote places which don’t always have a strong mobile network, this walkie-talkie has a reliable 8-kilometre communication range in open field areas. Super convenient if you go hiking, camping or for any thinkable indoor and outdoor adventure.With 8-80 channels and 38 CTCSS codes (subchannels) each, it's not very likely someone else is tuned to the same channel, which prevents interference and guarantees your conversations to stay private.The walkie-talkie incorporates Voice Activated Transmit (VOX) - as soon as you start talking, the walkie-talkie switches on automatically; perfect for hands-free use. Equipped with a built-in LED light in case you need additional illumination.   

Walkie Talkies, PMR Walkie Talkies 8 Km Long Range Two way radios for Outside, Camping, Hiking

LCD 3 lines display Maximum 5 handsets can be linked to the same base unit, and maximum 4 bases per handset. 16 kinds of interface languages: Portuguese, Spanish, English, French, German, Italian, Dutch, Hungarian, Greek, Polish, Danish, Norwegian, Swedish, Turkish, Russian and Ukrainian Pre-dial and edit function Redial and pause function 30 incoming numbers memories 50 Phone book memories with 12 characters &amp; 20 digits maximum Call transfer to other handset and Intercom call between two handsets Conference call between external call and two handsets 10 ringing tones for selection 8 levels of LCD contrast can be set Ringing tone/earpiece/hands free volume adjustable Different melody for different call available Alarm clock function Tone/Pulse dialing mode can be set Flash time 100/300/600/1000ms for selection LCD backlight function Auto/manual answering function Dialing barring function Key lock function Mute function With ECO mode In use and charge LED indicator 

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