Sirius-ready. 180 watts (45 x 4) peak. Waterproof face. 2 pairs of line output terminals. iPod-ready with aux in. Flip-down face. Electronic shock protection. Unique two-line display. Rotary encoder multi-control. Wired remote ready. Bass/treble/balance controls. Preamp fader control. Electronic volume control. Volume attenuator. Random/repeat play. Intro scan. Beep-tone support. Detachable control panel with carrying case. Overall size: 7 3/8"W x 2 1/4"H x 7 3/4"D. Includes Shakespeare SRA-40 satellite antenna with pedestal mount, Sirius satellite tuner, and a 6-month subscription to Sirius Satellite Radio.