straight-way video intercom system CS-200ZV-1

straight-way video intercom system
outerdoor station : CS-200ZV-1
indoor phone : CS-300V-2, CS-300V-3, CS-300V-4, CS-300V-5 with black & white or color
fittings : Power ( CS-12V or CS-18V )
Module( CS-YMQ )
1 outerdoor station + 1 indoor phone = 1 set
Functions:
1)Applies to 2x7 or 3x7 building
2)Indoor station adopt 2-pair cable. Any fault of extension won't impact on normal operations of the system
3)Outdoor station is subject to intelligent control by microcomputer chip ensures a stable running
4)The talks through indoor unit are kept secret

Specification:
1) Power Supply: DC12V
2) Power Consumption:100MA/300MA
3) Chime:dingdong chime more than 80dB
4) Distortion: less than 8%
5) Audio SNR: more than 55dB
6) Operation temperature:-10deg+ 55deg
7) Camera: 1/3" CCD/CMOS,Lens: F=3.6
8) Installation: embedded