The TI-S series 5 zone mixer amplifiers are 3U mixer amplifier featuring 70V, 100V and 4-16ohm speaker outputs & 4 universal combined mic inputs of 1/4" phone jack and XLR type. 2 line inputs by dual RCA type are also provided. The uniqueness of this amplifier is that the 5 zone outputs with separate volume control, which provide flexible zone control. Each 6 inputs are equipped with bass/treble tone controls. A remote 5 zone paging console T-318 is provided for announcement and control from another location. Master, Mic1-4, line1-2 volume control & 6 separate treble/bass tone control for each input are provided, along with mic 1 of priority over other inputs. Each channel input with separate treble and bass control. Built-in sire for fire alarm system, EMC input, built-in chime, 2/4 tone chime selector, chime remote trigger. The TEL input could be used as telephone paging system over PA system. The REC output for tape recorder and PRE output, AMP input for adding extra signal processor like mixer, graphic equalizer. Complete protection includes short circuit and thermal protection, current limiter and overloading.