OVP-707

-Free Voltage (AC 95V ~ 250V)
-Power Use In-use:15W , Stand-by:2W
-Temperature 0'C ~ 40'C Range
-4' FLAT Type CRT B/W
-Sound Ding-dong
-Connection 4 wires to the video Door Phone
-Communication 3minutes limit Time (15seconds, if the handset is not use)

**Specification

-high quality with multifution
-communication with guardroom
-the system is switable for door security and safety in your home
-simple design and easy to install