Power output : RMS R/L: 4.5W×2 SW: 12W
Signal to noise ratio : ≥80dBA
Frequency response : 80Hz~20kHz (±6dB)
Input sensitivity : R/L: 300±50mV SW: 100±20mV
Input type : AUX/USB/SD card
Bass driver : 4 inch
Treble driver : 2 3/4 inch

USB/SD card playback supports breakpoint memory function
USB flash disk，SD card playback and AUX input
Integrated side control panel makes system adjustments easy and convenient
4 inch bass and 2 3/4 inch mid-range &treble drivers
Six buttons for audio source selection，previous/next track，play/pause and volume up/down
Wooden subwoofer enclosure
Universal 100V-240V power supply