USB-SD-/MMC-Card Slot Player Compatible With MP3/WMA Files With Shuffle Function ID3 Tag Display USB/Card, CD, Tuner, AUX Audio Input Selector Separate Bass And Treble Controls Surround Sound Switch Output Power: 2 X 15w (Rms) At 8ohm Power Output: 2 X 30w (Rms) At 4 Ohms Power Output: 60watts Max Peak And 1% Distortion Signal-To-Noise Ratio: 76dB Thd: 0.2% Sensitivity: 340mv Frequency Response: 100-10kHz +/-2 (Size 4 X 2cm) With Remote Control With Shuffle Function Power Supply: 110v Dimensions: (H)2.5"x(W)7.8"x (D)5.9"