Product Profile
4"Black and white video door phone for Villa
Product Specifications
- Model No#: SMT-V1B
4"Black and white video doorphone
1. 4'''' flat B/W CRT monitor.
2. CMOS camera,handset,audio and video communication.
3. unlock, intercom, call other monitors, monitor outside
4. 6 LED lights,External power adaptor.
5. Connection: 4 wire (Up to 4 monitors)