Bluetooth Speaker

1. The speaker unit: 1

2. Output power: 3w 1(RMS)

3. Frequency response range: 150Hz~20KHz

4. Impedance: 600 or more Ω manic ratio: 70 db or higher

5. Distortion rate :<1%

6. Material: ABS

7. Size (mm) : 145*45*45

8.I/O: audio input: bluetooth + plug-in card +U disk + radio

9. 600 mah battery, battery life: 2 hours or more (normal volume)

10. Operation function (key) : mode, volume [+ -], up and down, play, pause

11. With: speaker + charging line + packaging box