Interface type: USB
Output power: 20W
Type: Bluetooth speaker
Battery capacity: 1800MAH
Signal to noise ratio: greater than equal 85dB
Connection method: Bluetooth connection
Frequency response range: 20HZ-20KHZ
Power supply: built-in lithium battery
Colour:Red//Black
Material:plastic
Package Contents:
1 * speaker
1 * shoulder strap
1 * charging cable
1 * instruction manual
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.