- Good sound quality 

- Work with Bluetooth enable-devices, Smart Phones, Tablet and more.

- Connect wireless up to 15m(You can choose speaker with bluetooth or not.)

- Rechargeable for up to 4.0 hours play

- Soft touhing with rubber finished

- OEM, ODM

- Battery Type: Lithium ion Batteries required

- Battery Capacity: 250 mAh

- Impedance: 4 Ohms

- Frequence Response: 150~20,000 Hz

- Signa to Noise Ratio: ≥85dB

- Total Harmonic Distortion: ≤1%

- Output: 3.7V

- Input: 5.0V

- Wirless Working Distance: up to 15m

- Charge time: 1.5 hours

- Play time: 4.0hours in medium volume

- Speakaer Diameter: 36mm

- Item Weight: 73g 

- Dimensions: 55*55*53.5mm