... intercom stable quality 3.5"inch wireless video door phone DH-2358MA11simply features:1,Wireless Video door phone,3.5 inch display screen, ... in short antenna, nice design(8) super IR night vision(9) monitor,calling,wireless unlock, multi melodies,brightness/contrasting/ ... parameter: A. Indoor monitorSize: 14cm*8.5cm*2.1cmPixel: 450000Screen:3.5 inch TfT-LCDSensitivity:-90dBmStandby Current:20-30mA ...