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wireless video intercom 2cameras with 3moniotors remote control,IR vision ******0meters working disance CE,FCC,ROHS passed wireless video door phone IS made by our own R&D team ,consist one indoor monitor and one ourdoor camera .with its fashionable style ,high quality ,our intercom was welcomed by lots of customers Function feature: 1)Transmission distance over **0meters (free lane) 2)World Public Frequency 2.4G data voice ,image transmission 3)Full-duplex hands-free call ,clear audio and video 4)Visiting key wake up call ,standly power-sawing sleep 5)Unclock door and alarm function 6)CE, ROHS,FCC available 7)*3 effective communication channels,frequency-hopping technology,super eror- correcting capability ,so the conversation is very stable 8)Untrashort bulit-in antenna design ,fashionable outlook 9)super-infrared night vision video monitor capability *0)other optional function:auomatic inage shorge ,photo taken function *1)full-duplex,hands free call Parameter: working current **0mA SNR voice >*5 dB working temperature **0degree**0degree