Doorbird D21DKV, IP VIDEO DOOR STATION, Graphite black (Raven Polar), powder-coated, semi-gloss, Part# 423887947 Compumatic Full power reserve battery for XL1000 BOLT-36" HD FIBERGLASS (HDFBC36) is

BOLT-36" HD FIBERGLASS (HDFBC36)  is made from forged steel blades for long life with clevis-mounted blades for greater strength

Miscellaneous Card

Tile Support Rail For 2'x4' Ceilings Included

The flexible Valcom VL522M-F-SA IP Double-Sided Wall and Ceiling Mount Compact Speaker with Text and Flasher with Syn Apps provides high visible message output and audio paging over an Ethernet network

Catalog# 50153269

Doorbird D21DKV, IP VIDEO DOOR STATION, Graphite black (Raven Polar), powder-coated, semi-gloss, Part# 423887947 Compumatic Full power reserve battery for XL1000 BOLT-36" HD FIBERGLASS (HDFBC36) isThe high performance Doorbird D21DKV 423887947, 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