Work with 4pcs 5 alkaline batteries> Card type: EM or MF Card> Optional color: Golden, Silver, Black> Dimensions: 114x53x15.5mm> Un-Lock mode: Single card Mode, Dual card Mode.> Mechanical device to open the door, when it is out of order.
> Card type: EM, HID, MF, CPU Card> Wiegand Reader> Standalone for single door> Standalone for two doors> With external reader for two doors> Two units interlocked for two doors> Anti-passback for single door> Anti-passback for two doors