1. 2.4GHz digital frequency hopping and encryption technology, the transmission distance can reach 50 meters 2. 720P camera, 7-inch screen 3. Power supply: AC8~24V DC12~36V 4. Function: press and hold to talk, monitor, take pictures, record 5. Night vision range is 3 meters 6. Support unlock control, easy to connect electric lock and electromagnetic lock 7. No network, no delay, can be used in offices, villas, apartments and other places 8. External memory: MicroSD card, up to 256GB(not included)
