Product Features
Latest upgrade stereo Bluetooth: compatible with Bluetooth V3.0 specification standards. Use advanced CSR Bluetooth chip.
Output Power: Class 2 Power Output. 
Battery Type: Lithium-Ion battery, 3.7V / 400mAh, play time: 3-4 hours, Standby time: up to 300 hours, charging time: 1 to 2 hours.
Speaker Output Power: 3W
Support A2DP V1.2, AVRCP1.0 Bluetooth protocol specification, such as support for simultaneous pairing two phones. (Up to 8 Bluetooth phone memory).

Product Specifications
Bluetooth version: V4.0
Transmission range: Up to 10 meters
Frequency Range: 2.4 ~ 2.48MHz
Product Type: Portable Bluetooth speaker
Talk time: about 3.5 hours
Standby time: about 12days
Battery Type: Li-polymer rechargeable battery

Product Accessories
USB charging cable
Car charger (optional)
Travel Charger (optional)
Manual: 1pc
Warranty Card: 1pc
Package Type: Each pc into gift box, then Master carton.