Multimedia Speaker,USB speaker,2.0 computer speaker

model NO. : CT-3002

it’s compatiable with SD/MMC card and USB flash                   

Loud speaker: 52mm             

Material: wooden                             

Frequency response: 150-18khz

Power supply: li-ion battery(3. 7v 1000Ma) usb cord
With a remote control
Signal and noise radio of power amplifier: > =80db

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