Crown 160MA Four-input, 60-Watt Mixer/Amplifier - G160MA Professional 4-input, 1-output mixer/amplifier Individual volume controls for each input Balanced Phoenix-type mic/line input, telephone output, dual RCA stereo music inputs, screw-terminal speaker outputs Priority muting by VOX or external switch Bass and Treble controls on master output Ideal for paging, background music, and music-on-hold Three-Year, No-Fault, Fully Transferable Warranty completely protects your investment and guarantees its specifications