The AlphaCommunications®/S.T.R.™ VH30K (residential / commercial) and VH30AK (apartment house) series monitors are designed to meet virtually any requirement for video-intercom security.
4.0" (diagonal) Crystal Clear Black & White video screen
Convenient Duplex Voice Operation
Easy Installation (surface or desk)
Clear Voice Fidelity using Electret Condenser Microphones
Rugged and Reliable. Simple to Operate
Monitor portion features quick disconnect wire harnesses
Low profile flush monitor protrudes only 3.625" from wall
Monitors feature front-mounted Brightness/Contrast/ Horizontal Hold controls