I Ball Sound Bar 
 
Total Peak Output - 80W
Driver unit - 2.5” each
Frequency response - 55Hz ~ 20kHz
S/N Ratio - ≥ 70dB
Separation - ≥60dB (1kHz)
Harmonic distortion - ≤1% 1W 1kHz
Output - 40W        
Controls - Power, Previous/Vol-, Play/Pause, Next/Vol+, Mode
Input - 15V / 2A
Warranty : 1 Year