Riding Bluetooth speaker

Type: Bluetooth Speaker Connection method: Bluetooth connection Interface type: USB Battery capacity: 1200 Frequency response range: 100HZ-20KHZ Output power: 2.1 Signal to noise ratio: ≥75dB Power supply mode: Built-in lithium battery Channel: 2.1 Play time: 6 hours Extended storage: 32GB Bluetooth protocol: 2.1 number of speakers 1 Effective distance: 10 meters Function: Voice prompt, card, radio, call function, mobile power Flashlight: operation mode button Applicable people: Universal Display: None Playback format: MP3 Shell material: plastic support: support APP: no support format: TF card Speaker adjustment method: Whether the button has a radio function: Yes Box material: Plastic Appearance size: 150mm * 35.6mm