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usb mini speaker
1) AC100-220V, 50/60Hz, DC5.5V±5%. With Remote control2) Output: RMS 4Ω (3W+3W)THD=10%3) FM radio frequency response: 150-18000Hz4) Signal and noise ratio of power amplifier: ≥80dB5) Rechargeable Li-ion Battery: 3.7V / 800mA6) Loudspeaker: 2.5inch (external diameter 66mm) Magnetic resistant: 4Ω
7) Led light on volume knob, to enable visual effects.8) For use with: Mobilephone/Ipod/PSP/MP3/MP4/usb/micro sd
9) 3D Label.
usb mini speaker