Channel 2:0, RMS/Channel (Watt): 3Watt x 2, RMS/Subwoofer (Watt): No, Output Power: 10W, Signal to Noise Ratio (dB): >= 45db, Frequency (Hz - KHz): 100Hz-20KHz, Sensitivity: 700mv+-50, Impedance (ohm): 4ohm.
... a perfect combination of a portable MP3 player and loud speaker.
It brings you a total music solution with great sound. Just insert the SD card and you can easily enjoy your favorite songs anywhere.