Key Specifications
FEATURES
1) 4" color TFT display, 4-wire connection
2) Handfree talking, Door releasing, Video monitoring
3) Linkage to sub-phone by 4-wire cable
4) Two configurations: 1 outdoor unit to 5 indoor units
2 outdoor units to 5 indoor units
5) White ABS plastic
6) Installation: Wall mounting
Power supply DC 13.5V/1A
Wiring 4-wire,
Talk Handfree
Cable condition 50m/165ft for RVV22#4x0.65mm
Ambient temperature -10oC~40oC
Dimensions 120x180x23mm