721 821
FM Wireless Intercom
- Specifications
- ●2 channels or wireless intercom at user's option (Model 721)
- ●4 channels or wireless intercom at user's option (Model 821)
- ●Design for The home, small office internal .
- ●Communication and monitor usage
- ●Call button
- ●L ock button for lock at continuous
- ●Standard a pair package, and extendable for additional add on station
- ●LED for power and In use indication
- ●Receiver volume slide knob switch