Version V5.0 of the AWEI Y336 portable wireless mini speaker with Bluetooth and AUX play modes Speaker Power: RMS SW; Full Range Unit: 52mm 3Q 5W of power output 5V/1A is the charging voltage. Capacity of battery: 800mAh/3.7V Bass Passive: 50mm Hours of Work: 6 Charge Time: Two to Five Hours Bluetooth Range: 10 meters Product ID 6954284032612 External Manufacturer Number: Y336 Type: EAN-13 External Product ID Brand: Awei Wireless connectivity Model Number: Y336 Type: Headset & Headphone Add-ons Suitable for: Cell phones Included is a microphone: Not a Sound Rejecting: No