1 - 08/03 VH30AK B&W Video-Intercom System Door Release Button Intercom Handset / (Key Symbol) 4" (diagonal) B&W Video 'Flat' Screen Contrast Brightness Vertical Hold Not Used (Simulated Picture. NOT shown actual size) APPLICATION The Alpha Communications®/S.T.R.™ VH30AK series B&W video-intercom system uses the most advanced technology available for positively identifying visitors to a building, and securing the residents. Visitors call from one or more lobby entrance stations, and the

1 - 07/08 Talk Button Listen Button Door Release Button (actual station may appear slightly different from the image shown) APPLICATION The Alpha Communications® IR104E series entry intercom system uses the most advanced technology available for positively identifying visitors to a building, (by voice) and securing the residents. Visitors call from one or more lobby entrance stations, and the system will automatically switch all voice and door release functions to the calling entrance.