Sanag M11 IPX7 Waterproof Outdoor Portable Mini Bluetooth Speaker(Red)

1. Bluetooth version: 5.0
2. Transmission distance: 10m
3. Battery capacity: 1800mAh lithium battery
4. Playing time: about 7 hours (50% volume)
5. Charging time: about 4 hours
6. Frequency range: 20Hz-20KHz
7. Input power: 7W
8. Speaker: 52mm 4ohm
9. Function: bluetooth connection, hands-free calling, TWS series connection, TF card expand
10. Waterproof grade: IPX7
11. Material: ABS
12. Product size: 85.5x95x85.5mm