usb speaker 1.patent no:201230073135.2 2.High gloss surface 3.various colors usb speaker 4.3.5mm jack and usb speaker

USB Speaker Description Table

Specification:
Model Number	YS-A390
Size	70*68*100mm
Net Weight	360g
Type	Active
Channels	2.0
Amplifier IC	8002
Connection Mode	USB2.0+3.5mm Aduio Plug
Power Input	DC 5V 500mA
Power Output	5W*2
Frequency Response	50-18000HZ
Rated Impedance	4Ω
THD	<0.3%
SNR	≥60dB
Case Material	ABS
Carton Size	560*450*430mm
Carton GW	27.13kg
Qty Per Carton	60 pairs
Colors	Black/White/Red/Blue
Features:
Appearance patent no:201230073135.2
High gloss lacquer spraying surface, elegant and honourable..
Digital audio decoding chip inside, pure tone, original CD quality enjoyment, tasty life style.
3.5 stereo input, fit for Mp3,mp4,moblie phone,laptop,computer,pad,your best USB SPEAKER

UBS Speaker Pictures 

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