1. With a door phone peephole viewer and wireless monitor, simultaneous connections using, two-way talking.
2. Support take photos and video recording.
3. The camera and the screen built-in battery.
4. Support 64GB SD card (not included).
5. Support real-time clock display.
6. Support 9 languages UI, HD CMOS image sensor.
7. Support synchronous voice recording and video recording, screen system display function (GUI / OSD).
8. Support photo and video cycles covering function.
9. The host display connect the PC through USB to play music and video.
10. Offer you and your family a revolutionary security system to guard against unwanted visitors.
11. With a bright, full color LCD screen, you'll be able to see anyone at your door without them seeing you.
12. Door Peephole uses 4 x 1.5V AA batteries (not include)
13. Perfect for homes, apartments, dorms, businesses, or anywhere extra security is needed.