Features:
Connection method: Bluetooth connection
Bluetooth: 4.1
Effective distance: about 10m / 32.81ft
Operating mode: USB
Interface type: USB
Battery capacity: 300MAH
Frequency response range: 100HZ-20KHZ
Output power: 2W * 1
Signal-to-noise ratio: ≥ 60db
Channel: 2 Usage time: 4-6H
Extended storage: not supported
