Model Number: BS-371 Patent model
Key Specifications/Special Features:
Features* Compatible with all Bluetooth devices like iPhone, iPad, phones* Support A2DP, HSP, HFP, AVRCP* Support aux in* With surround sound stereo* With DSP* TF/USB (optional)Specification* Bluetooth range: 10m* Power: rechargeable Li-battery* Power: 4000mAh rechargeable Li-battery * Play time: 10hrs * Speaker power: 2*9W * Product size: 218*83*212mm