Brand	ChengSheng
Quantity	1 piece(s)
Color	Blue + silver
Material	Aluminum alloy
Amplifier Class	A
Function	MP3 Player
Media Playback supported	MP3
Singnal Compatible	USB、 SD、 MP3
Frequency response	20~20000 Hz
Number of Channels	2
Input Power	20+20W
Peak Power Output	50+50W
RMS Power Output	20+20W
Input Sensitivity	220MV 47K
lnput Impedance	4~16Kohm
Signal To Noise Ratio	85 dB
Slewing Rate	85%
Input Voltage	12V
Speaker Impedance	4ohms / 2 ohms
THD (Total Harmonic Distortion)	Dimensions: 6.06 in x 4.09 in x 1.65 in (15.4 cm x 10.4 cm x 4.2 cm) Weight: 8.54 oz (242 g)