Doorbird D21DKH, IP VIDEO DOOR STATION. Graphite black (Raven Polar), powder-coated, semi-gloss, Part# 423888982 E Series 2.4GHz – VoIP Cordless It has blades that open

It has blades that open automatically when the cut is complete and a completely new ratchet mechanism

Catalog# 52087766

dual redundant power input on 48~56VDC terminal block

# L060027

) to 200 m (656 ft

Doorbird D21DKH, IP VIDEO DOOR STATION. Graphite black (Raven Polar), powder-coated, semi-gloss, Part# 423888982 E Series 2.4GHz – VoIP Cordless It has blades that openThe efficient Doorbird D21DKH 423888982, IP VIDEO DOOR STATION. Graphite black (Raven Polar), powder coated, semi gloss is for multi tenant residences and buildings with up to 500 units. Features: Surface and flush mount possible, housings sold separately LAN connection (PoE capable) 2 way audio Ultra wide angle lens, 720p, night vision, 12 IR LEDs 4D motion sensor, RFID reader Keypad, display module 2 freely configurable bistable switching relays