Bluetooth speaker high power with Subwoofer

Power mode: USB.
Power supply: Built-in lithium battery.
Color: light green, light gray wood.
Frequency range: 100HZ-20KHZ.
Play format: MP3.
Output power: Peak 12W.
Weight: 0.6.
Connection: Bluetooth connection.
Packing list: 1 speaker, 1 charging cable, 1 copy of instructions.
Display: Yes.
Number of speakers: 2.
Appearance size: 235 x 85 x 78mm.
Print LOGO: Yes.