?????

Pump and collapse Rou ~ limit?

Product Name: USB mini speaker

Color: Pink / Black

Product size: 70*70*70mm (very small)

Explanation of parameters:

Impedance: 4 ohm output power: 2.5W

Power supply: 3W USB

Frequency range: 90Hz - 20KHz SNR: ≥ 80dB

The speaker unit: 3 "(antimagnetic antimagnetic:)

Length: About 90cm Taobao sales of the first super affordable small sound box

Notebook / desktop /MP3. Catch up with is your luck. The latest arrival color