Konnwei 7 Wired Touch Keypad Card Remote Control Video Door Phone Doorbell with Electric Lock ( Pug)

A. The visitor taps the outdoor unit call button, the indoor unit will automatically turns on the image, and at the same time, the preset ringtone is sounded. Press the indoor unit intercom button to talk to the visitor. If the visitor needs to press the unlock button, the electronic lock is automatically activated. Open (this product contains an electric lock), no more running to the door gate to open the door. B. If you want to view the outdoor scene, press the monitor button; you need to do not disturb during the break time, press and hold the indoor unit intercom button for 2 seconds to start the function. At this time, if the visitor presses the outdoor unit call button, only the image will not ring, press any button on the indoor unit