MS-702, Base station 2-ch. 2-channel base station with built-in speaker for rack mounting that can drive up to 60 beltpacks with associated headsets or 20 speaker stations. Built-in power supply with separate short-circuit protection with automatic reset for each channel. Switch to link channels 1 and 2, visual and acoustic alarm for calls, program input with individual level adjustment and program on/off/interrupt switch for each channel. Intended for rack mounting 19" / 1U.