sanag M11

• Bluetooth version: 5.0 • Transmission distance: 10m • Battery capacity: 1800mAh lithium battery • Playing time: about 7 hours (50% volume) • Charging time: about 4 hours • Frequency range: 20Hz-20KHz • Charging time: about 4 hours • Waterproof grade: IPX7 • Speaker: 52mm 4ohm • Function: bluetooth connection, hands-free calling, TWS series connection, TF card expand