SPECIFICATIONS: 
Total system power: 80 watts 
Pure system power (RMS): 40 watts 
Satellite: Driver size: 2 x 3" 
Frequency response: 90Hz - 18KHz 
Output response: RMS 8W x 2 
Impedance: 4ohms 
Subw oofer: Driver size: 5" 
Frequency response: 55Hz - 160Hz 
Output power: RMS 24 W 
Impedance: 4ohms
FEATURES: 
Built-in flash drive and SD-card reader design -Support MP3 songs playback directly with media control function -Audio Line-in and FM Radio receiver -Remote control included -High-excursion bass audio driver deep bass for earth-shaking tremor effect -Kara-OK function speaker system with 2 Microphone jack -Treble,bass,and master volume control,microphone volume and ECHO control -Optional Blue-tooth plug-in device to enable seamless upgrade to bluetooth audio.