video intercom system 1>intercom, release door, monitor 2>4" LCD sharp clear view 3>IR CCD camera 4>CE, FCC,RoHS Video Intercom ... system for villa(CE,FCC,RoHS) SystemVideo door phone for ... for inner call among indoor phonesFunction1. Dual-talking; unlock; monitor; video intercom2. One button to individual room; power indicator; Infrared night ...