> Camera: 800TVL CMOS
> Working voltage: 12-15VDC
> Talk duration: up to 120s
> Talk way: 2-way communication
> Working Temperature: -20-55
> Work current: 200mA
> Standby current: 10-20mA
> Size: 140*52*25mm
> Functions: Call, Talk, Unlock
> Outdoor: IP54 Protection
