LENYES S216 Portable Wireless Speaker 6W IPX7 RGB Lighting Bluetooth 5.3 TF Card BlackLENYES S216 Bluetooth version : 5.3 Working frequency :2.402GHz-2.480GHz Supported Bluetooth protocols : AVRCP, HSP,HFP Receiver sensitivity(TYP):85±3dB Waterproof level :IPX7 Bluetooth effective distance : s10 meters (barrier-free) Speaker power : 6W Audio signal-to-noise ratio:≥80dB Frequency response range:80Hz-15KHz Battery capacity:3.7V/1000mAh Music time : about 5-6 hours (80% volume) Charging time : about 2.5 hours