Stereo 70 / 100 V Power Amplifier - 40 Watts 2 x 15 watts 4 ohm / 2 x 8 watts 8 ohm stereo amplifer with 30 watts output Balanced and unbalanced buffered audio inputs (RCA / 3.5mm / terminal block) Front panel bass, treble, and input level inputs Front panel stereo / dual mono toggle switch Rack mountable with optional RSU 126 rack shelf (1 RU) Fanless design (no cooling required) Remote volume / mute control