JBL Commercial Series CSMA 1120 mixer amplifier - 4-channel

The JBL® CSMA 1120 Mixed Amplifier is a professional tool with a sleek industrial look that is designed and built for commercial sound applications. It offers unmatched ease of use, with a clean front panel featuring only volume controls for each channel, master volume adjustment, adjustable bass and treble controls and a power switch. This amplifier can drive 8 ohm and 4 ohm loads and can be used with 70 volt and 100 volt distributed audio systems without the need for a separate transformer.