Output Channel: Stereo
40 mm Speaker Driver (2)
58  32 mm Passive Driver (2)
Amplifier Power (RMS): 2.5 watts  2 (10 THD  1kHz)
Frequency Response: 80Hz  20kHz
Input sensitivity: 600 mV THD 10 
Distortion:   0.1 
Signal to noise ratio:  75 dB (1 kHz input)