Security Home Video Doorbell 

This is the IP video system for villas, there is a call button, when you want to call the owner of the house, you just need to press the button, whether it is the living room or the room can receive the call signal and unlock. Model MK-888QBSA Operating system Linux intercom system Power supply 12V-18V Power consumption  2W - 5W Screen resolution 1024*600px Minimum illumination 0.2Lux Communication TCP/IP Network interface RJ45 Transmission rate 10M / 100M Working temperature -10 ℃ ~+ 55 ℃…