Mini Bluetooth Speaker Voice Broadcaster Bluetooth Subwoofer Colorful Speaker

Label: Yes

information: Type: Bluetooth speaker Connection method: Bluetooth connection Interface type: USB Battery capacity: Standard version: Connection method: 3.5MM audio jack Battery capacity: standard version: 600mAh; enhanced version: 800mAh Features: Standard version: rhythm flashing light; enhanced version: rhythm flashing light + strong battery life + super bass Interface type: USB Frequency response range: 60Hz-15KHz Output power: 3W Signal to noise ratio: ≥75dB Signal to noise ratio: ≥75dB Power supply: built-in lithium battery Use time: 4 hours Bluetooth protocol: 4.1 Effective distance: about 7 meters Operation mode: button Play format: MP3, APE, WMA, FLC, WAV Case material: plastic Horn adjustment method: button Product weight: about 0.2 (KG)