About Product:Suggested Retail Price:￥198.00 brand: BS time to market: 2019 origin: Guangdong Source Category: Spot type: Bluetooth speaker connection method: Bluetooth connection Battery capacity: 1200 mA frequency response range: 20Hz-18KHz output power: 5W signal to noise ratio: 65dB power supply mode: Built-in lithium battery Channel: 2 playing time: 8 hours extended storage: Not Supported Bluetooth protocol: 4.1 Number of speakers: 1 effective distance: 10 meters function: radio, card insertion operation mode: button applicable people: General display screen: no playback format: MP3 shell material: plastic whether AP is supported