Mini Dual Alarm Bluetooth Speaker Colorful Night Light $ 11.33 Product Information: Type: Bluetooth speaker Connection method: Bluetooth connection Interface type: USB Battery capacity: 2000 mAh Frequency response range: 120Hz-20KHz Output power: 5W Signal to noise ratio: 75dB Power supply: built-in lithium battery Channel: 2 Playing time: 8 hours Expansion storage: 32GB Bluetooth protocol: 5.0 Number of speakers: 1 Effective distance: 10 meters
