Rockville RCS180-6 Restored Tech sku-420535538 Set

Rockville RCS180-6 Restored Tech kit sku-420535538, UPC 613817170509, contains 1 rack-mountable 350W, 6-zone 70v amplifier and 6 pairs of Black CC525T 5.25-inch 70V in-ceiling speakers, 12 speakers total. The 350-watt amplifier has removable brackets for a 19-inch rack.

It supports 70-volt, 100-volt, 8-ohm and 4-ohm systems, with 184 watts RMS at 70/100 volts, 4-16-ohm binding posts and a 70- or 100-volt output for single-zone playback of all 180 watts. Each zone has its own volume control. Bluetooth, an FM tuner, USB playback and an SD card slot are included; the USB and SD inputs each support up to 32gb.

There are separate controls for MIC1, MIC2, MIC3, MP3, LINE1 and LINE2, plus microphone echo speed and repeat, bass, treble, a clipping limiter, detachable euro-block speaker terminals and an announcement chime. Each speaker has a polypropylene cone, rubber surround, 5.25-inch woofer, 1-inch aluminum voice coil, 1/2-inch Mylar dome swivel tweeter, 8 oz ferrite magnet and spring-loaded terminals.

A tap switch selects 70V settings of 20w, 15w, 10w, 5w or 2.5w. Frequency response starts at 80Hz and extends to 20KHz; sensitivity is 88dB at 1w / 1m. Impedance is 8 ohms, mounting depth is 2.6 inches, cut-out diameter is 6.5 inches and 8-ohm power handling is 40w. The speakers are intended for commercial spaces such as restaurants, bars and cafes.