Tech-security Electronic Technology,.ltd

intercom(1)
video door phone(1)

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video door phone/video doorbel
Specification: TA-888
Detail: 2.4G Wireless Video Door Phone/wireless video door bell TA-888 ¢ñ Function Feature a Transmission distance: 300m (free lane) b World public frequency 2.4G data voice, image transmission c Full-duplex hands-free call,...

video intercom
Specification: TA-888
Detail: Product ***als : Place of origin :Guangdong China (mainland) Brand name : TA Model number : TA-888 Camera : CMOS Power : DC12V Two way ...

wireless video intercom
Specification: CW-EAR-509
Detail: Overview TA-509 is a multi-2.4G digital wireless audio and video transceiver intercom, which is our patent product, R&D by our co***ny .It adopts long-distance wireless date and voice transceiver module. It is composed of the...

wireless video doorbells
Specification: CW-EAR-888
Detail: Function Features£º 1. World Public Frequency 2.4G data Voice, image transmission 2. Full-duplex hands-free voice call, voice loud and clear 3. Visiting key wake up call, standby power-saving sleep 4. 83 effective commu...

wireless video door phone
Specification: CW-EAR-888
Detail: Wireless video doorbell Technical parameters are introduced: 1. By 2.4 G ISM digital public band: 2402- 2483.5 MHz. 2 the transfer rate up/s, greatly shorten 2Mbit transmission time ***ce (response speed), 3.16 speech sa...


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