Sound channel: 2.2 dual channels
Theoretical power: 5W*2
Impedance: 4Ω
Output power: 10THD = 10%
Frequency response: 70 Hz~18 KHz

Horn system: 45mm 16-core magnetic horn *2+40 * 70mm radiator * 2.
Bluetooth version: 5.0
Bluetooth frequency: 2.4-2.48GHZ
Bluetooth distance: 10m
Battery: built-in 2200mAh lithium battery.
Power supply: DC5V-1000mA
Storage type: support micro-SD card /U disk with capacity not more than 32G.
File formats: MP3, WMA, WAV, APE, FLAC.
Colour:A: Black
Material:plastic

Package Contents:
1 x Bluetooth Speaker
1 x USB Cable
1 x Audio Cable
1 x English manual