7"Color Video Doorphone with Two Outdoor Units&Three Indoor Units

1. it suitable for a villa with two doors and three main rooms 2. The door which need to be released can be unlocked from any indoor units 3. Two doors can be monitored from any indoor unit. 4. Camera of outdoor unit is adjustable in four directions:up,down,left and right for best view. 5. Waterproof aluminum alloy panel of the outdoor unit. 6. Raincover for the outdoor unit is available. 7. Night vision 8. 7"TFT display is with high definition ,low power consumption ,no radiation 9. Hands-free intercommunication 10.Electric-controlled unlocking function 11.Monitoring the outdoors 12.8 different chord melodies for option 13.Adjustable chroma and brightness 14.Adjustalbe volume of melodies and intercommunication 15.Enclosed 15m cable and an adapter for DIY 16.Slim fit designed aluminum alloyed indoor unit to enrich the fashionable and luxurious life.