Company webiste:  http://sznewsinte.en.china.cn/?spm=a2700.7756200.1998619056.6.8ouvOY

Features:
Compatible with Laptop/MP3/MP4 Player and External
Audio Devices with 3.5mm Stereo Jack input
Rechargeable Lithium Battery
Dual Speakers
Built-In Microphone
Hands-Free Call Feature
Specifications:
Channels: 2 (2.0)
Output Power: 3W*2
Driver: 1.5"*2
Frequency Response: 150Hz-12KHz
Resistance: >600
S/N: >65dB
Distortion: <1.0%
Frequency response: 100HZ-20KHZ
Bluetooth Version: V3.0 +EDR
Available range: 10 meters
Material: ABS plastic
Size: 17.7*7.4*7.4

 Package: retail package, 50 pieces a carton

 Shipping: by Fedex or DHL or by sea or by  UPS or by TNT.

 Lead time: decided by the total order quantity

  Shenzhen Newsinte Electronic Co.,ltd.