Video door phones (4" B/W)

5) Good quality & competitive price

4) Multi-rings for selection

3) High resolution & clear communication

2) CCD or CMOS camera

1) 4" B/W monitor

Video door phone, B/W VDP, CRT VDP

VDP, B/W vidoe door phone
1) 4" B/W monitor
2) CCD or CMOS camera
3) High resolution & clear communication
4) Multi-rings