Doorbell

We are offering doorbell. 1. 2.4ghz digital frequency hopping and encryption technology, transmission distance up to 200 meters at open area, robust anti-interference
2. Clear night vision can capture image in low-illumination environment
3. 3.5 inch tft color color touch screen for indoor monitor, the peephole is made of zinc alloy.
4. Surveillance, wireless unlock, hands-free call and talk
5. 16 chord melodies and melody volume is adjustable
6. Date (only 1v1 system support) and time shown on the screen
7. Indoor monitor could take pictures automatically or by instruction, it could store up to 100 pictures with date and time
8. Brightness and talk volume are adjustable
9. The peephole works with bl-5j lithium battery, and the indoor monitor works with the same.
10. The peephole can work about 1~2months. The peephole with usb power adapter can work all the while.
11. Wireless unlock control supports power on and power off unlock mode
12. One peephole supports up to 4 indoor monitors and vice versa