Charge your phone while listening to music at the same time seamlessly Connect quickly at a distance of up to 10 meters, providing loud and clear sound Bluetooth version: 5.0 Number of speakers: 1 Applicable scenarios: desktop, outdoor, home, mobile, outdoor lawn, other Power supply mode: AC power Frequency response range: 60Hz-15KHz Internal battery capacity: 1200mAh to 2000mAh (included) Rated power: 1 Waterproof grade: non waterproof Connection method: Bluetooth connection Rated voltage: 1 Additional features: alarm clock Effective distance: 10 Signal to noise ratio: 75