Automatic High-Tech 2.4GHz Wireless Intercom Door Phone , Touch Screen

Quick Detail: 1.Touch screen 2.IR pinpole camera ,could cupture image in poor light 3.Automaticlly restore visitor history 4,Anti-destuctor alarm ,good security for elderly Automatic High-Tech 2.4GHz Wireless Intercom Door Phone , Touch Screen Muti Apartment intercom Wireless door phone Fetures: 1. All digital and encrypted technology applied 2. Effective transmission distance is up to 300 meters 3. Infrared LED lights of peephole can capture image in low-illumination