1. 2.8-inch color screen.
2. 300 000 pixel HD camera 90 degree wide angle.
3. Support infrared night vision.
4. Doorbell function.
5. Photo function.
6. Long standby.
7. Comes with memory cyclic storage no need to insert a card.
8. Support door thickness: 35-110mm installation door hole diameter: 14-30mm.

Packing list:
Indoor host x 1
Outdoor handset x 1
Metal hanging board x 1
Screw package x 1
English Operation Guide x 1