Version: Bluetooth JL5.4+EDR
Battery: 3.7V 400mAh
Speaker Driver: 35mm. 8Ω 2W
Output Power: 2W
Transmission range: ≤10M
Working time: ≤6-10H
Charging time: ≤2H
Frequency:: 50HZ-18KHZ
Input: DC 5V 1A
Output: DC 3.7V 5W