Wireless video intercom 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 space (response speed),
3.16 speech sampling accuracy, 8K sampling rate. DAC audio output, the output 16. (sound)
4.full-duplex speech mode. utility and convenient.
5 OV7725 USES camera, with 2.4 inch TFT LCD, clearly.
 

6 MJPEG adopts compressed image, one-way wireless could reach 10 ~ 16 frames per second
7. 16-20dBm transmission power, receiving sensitivity  90 - - 100dBm.
8. Communication distance open to 300 ~ ~ 500 meters.
9 power:indoor 3.7 V, outdoor 5V .  1000MA.

The basic function of wireless visible interphone

1 . video calls: allows you to understand the visitor's identity before deciding whether to open the door, make your life, work safety.
2.Intercom:  you can  talk with your visitor when you are working or stay  on  sofa or lie on the bed without open the door.
3 convenient installation: indoor can not wiring, won't destroy your indoor decoration.
4  multiple subinterfaces machine: a host can take four taller, and the machine can transfer between machine, for large area, upstairs and downstair or number of users, with more than taller machine will not receive a visitor to the call and walk around.
5 and remote connection electric lock door: use saddles electric lock door son machine, do not need you to  open the door by yourself.