DoorBird A1121-S, IP Access Control Device A1121 Surface-mount, stainless steel V2A, brushed, Part# 423872028 V-9924C tone volume control

tone volume control

Drum cartridge

Battery backup system providing up to eight hoursuptime

Snap and seal connectors are designed with internal O-rings

Use it to position flexible drill bits horizontally or vertically within a wall

DoorBird A1121-S, IP Access Control Device A1121 Surface-mount, stainless steel V2A, brushed, Part# 423872028 V-9924C tone volume controlThe efficient DoorBird A1121 S 423872028, IP Access Control Device A1121 Surface mount, stainless steel V2A, brushed is a multi technology access control system and stand alone solution for back and side doors, garages, storage and packing rooms, and bicycle and machine rooms. Features: Surface mount housing included WiFi LAN connection (PoE capable) Keypad 125 KHz and 13. 56 MHz RFID reader Tamper sensor Wiegand interface 2 freely configurable