Bluetooth version: V5.0 Output power : 12W Battery capacity: 3300mAh Waterproof grade: IPX7 Signal-to-noise ratio: 80±2db Distortion: ≤ 1% Connection distance: 10-25 meters Playing time: 6-20 hours Charging time: about 2.5 hours Input power: Type-C 5V / 1A Frequency response: 80Hz-18KHz Support TF card and Bluetooth Play Speaker Features: If use exceed 5V/2A, the speaker be burnt. Warning: Don't support any kinds of fast charging! Color: As Shown Material: ABS Note: The label on the physical object does not affect the use Package Contents: 1 x Bluetooth Speaker 1 x Charging cable Only the above package content, other products are not included. Note: Light reflection 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.