Features:
1) One door station can support up to 4 indoor phones.
2) Handset B/W video door phone with 4"CRT screen and CCD or CMOS camera.
3) LED in the door station provides a clear picture even in nighttime.
4) 10 seconds ring tones, 30 seconds active surveillance and 120 seconds intercom are available.
5) Double ding-dong ring,remote door unlocking and waterproof are available.
6)Connection:4 or 5 wires
7) Panel: Plastics
8) Installation:
a) For door station:surface or flush mounting
b) For indoor phone:surface mounting
PS. 681B is black and white video
681C is color video
Video Doorphone
Video doorphone, competitive prices and great quality.
Video Doorphone
Video doorphone, competitive prices and great quality.
Video Doorphone Video doorphone, competitive prices and great quality. |
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