Product information:
Speaker unit: 52mm
Type: Bluetooth speaker
Connection method: Bluetooth connection/3.5MM audio jack/card reader
Interface type: USB
Operation mode: button
Applicable people: general
Play format: MP3, WMA, WAV
Shell material: silicone
Support format: U disk/TF card
Speaker adjustment method: button
Power supply mode: USB
Built-in battery capacity: 1200 mA -2000 mA