2.4" Wireless Video door intercom own IR night view and adaptive frequency hopping,auto photo record function CE & RHOS approval ... , enable to avoid stream, rain, frog, etc·Wide angle lens and IR night version camera, work very well even in dark ... ;·Built-in 16 doorbell chimes for option;·Calling out, surveillance, intercom and doorbell, etc functions;·Camera Resolution:320*240 pixels;·Power Supply ...