Excellent Product Design?7-inch touch screen with 1024*600 high resolution Excellent Product Design: 3 touch buttons, physically challenged friendly Easy to Use: DEC knobs configuration; Easy to Use: Plug & play, support different connection topologies Easy to Use: Multiple indicators--power, mute, in use Easy to Use: Max. 4 custom virtual buttons View live view of door stations Support Professional Studio / Trade button function (Open doors automatically) Support Floor Call
