JBL CSMA 2120 8-Channel 120W Commercial Mixer-Amplifier - More operating efficiency and reliability by using fewer parts. - Significantly reduced power consumption. - Iluminated rings make them easy to see and operate. - Iluminated rings make them easy to see and operate. - A proprietary hybrid analog-digital integrated circuit. - A proprietary hybrid analog-digital integrated circuit. - Priority muting. - Phantom power. - Phantom power. - Universal power supply. - Fanless, space-saving 1U design. - Euro-block type mic/line input connectors and output connectors.