Villa Video Door Phone 5.6"

One of the most beautifull - high quality video doorphones worldwide1)one or two entry door stations support four indoor phones at most.(2)hand-free indoor phone, supervising, intercom, remote unlocking and with power inside.(3)illuminating LED in door station provides clear picture even in nighttime.(4)color TFT screen 5.6' size - color.(5)30 seconds sixteen chord melody ring,30 seconds active supervising,120 seconds private conversation.