Specifications:
* Output: 5 w
* Dimension: 48Lx15Dx103H(mm)
* Driver size: 2 x 1.5 inch full range micro metal driver
* Disstortion: <0.5%
* Frequency Response: 80Hz-20KHz
* Signal-to-noise Ratio: >80dB
* Battery vottage: 3.7 V
* Battery Capacity: 700MAH