Features:
1) Rainproof door station panel and surface-mounting design
2) One door station can support four indoor phones at most
3) Illuminating LED in door station provides clear picture, even at night
4) Color CCD / CMOS camera, 4" or 5" or 5.6" color TFT display
5) 30s sixteen-chord melody ring, 30s monitor if needed, 120s confidential
conversation
6) Hand-free monitor, inner-call via broadcasting, intercom function
7) Rainproof door station panel, surface-mount for door station
8) Four wire polar connection among door station and monitor
9) Trigger signal to unlock (workable with various locks)
10) Dimensions:
a) Door station: CM-06DNK, 125 x 85 x 51mm
b) Indoor phone: CM-06DNRaI, 235 x 200 x 48mm