. Programmable system management amplifier
.120 W
.5 switchable high impedance speaker zones with adjustable attenuators
.9 units can be combined to increase the output power and number of zones
.4 input channels come with volume and bass/ treble control on the front panel
.Both BGM inputs with level pre-adjustment
.The routing to the zones of the 3 microphone/ line level inputs and the telephone paging input can be pre-set
.Emergency power input, remote power control, 4 built-in chimes etc.