phone systems
2 LCD screen 2.4''TFT
3 Clear video and voice
4 full duplex hands free talk
5 comu>500m

phone systems

 

Function Features

Summary  TA-505 is a multi-functional visual 2.4G digital wireless transceiver walkie talkie which is is produced by our own R&D team,used the latest wirelesss speech image transceiver module CW-WMV-001,equiped with the latest RF chip,High-performance ARM processor chip, Micro digital camera, and used industrial-grade design criteria to build a multi-functional wireless video intercom product. It consists of two parts: headphone and handset. Headphone is equipped with wireless transceiver module,micro-camera,earphone and other capture and playback devices. It collects speech signal through earphone,image signal through camera,  and transfer out to handset, minwhile receive the speech signal from handset and play out through earphone. Similarly, the handset is equipped with wireless transceiver module, 2.4”  TFT   LCD, earphone and other capture and playback devices. It receives speech image data from headphone and play out through earphone and LCD,   at the same time, speech  signal collected through the headset wirelessly transmitted to the headphone.  With  small size, light weight, easy to operate features, it can be applied to any one-way short-range wireless audio and video data applications.

 

Application Scope

Mining & building worksites Army troops perambulation supervise Railway construction Oil Field Construction Golf Course visible intercom Air Force refueling monitoring Real-time monitoring&inspection for telecommunication Plice obtain evidence wirlessly Micro-wireless Furtive snapshot combined with power lines or 3G mobile phone to do remote monitoring. Electric power working-yard overhaul and monitor  Power Grid and equipment maintenance  

Technique Parameter

 

Handset RX

Operating time Voice current is 150mA  Fully opereating(including video)current is 190Ma Operating voltage is 3.7V; Using 3.7V lithium battery-powered Transmitting power is 16dBm Receiver sensitivity is -100dBm; Voice Frequency  300Hz ~ 3000Hz Earphone  with diameter 2.5 audio plug, microphone and volume adjust

Headphone TX

Operating time Voice current is 170Ma Fully opereating(including video)current is 200 mA Operating voltage is 3.7V Using 3.7V lithium battery-powered Transmitting power is 16dBm Receiver sensitivity is -100dBm Voice Frequency  300Hz ~ 3000Hz Earphone  with diameter 2.5 audio plug, microphone and volume adjust

Image Parameter

Camera OV7725 LCD Screen 2.4"TFT Resolution 320 * 240; Compression Method  MJPEG compression Transmission Rate 15~20frame/s Working distance 300 meters,can be above 300M with modified antenna,plus power line or WIFI wireless relay of up to 100KM or more