Product Details：

Function: insert card, radio, voice prompt, karaoke U disk, microphone
Applicable scene: general place
Speaker unit: 4
Type: Bluetooth speaker
Connection method: Bluetooth connection
Interface type: USB
Battery capacity: 2000mah
Output power: 20w
Power supply mode: built-in lithium battery
Channel: two channels
Play time: 3 hours
Expansion storage: maximum support 64G
Bluetooth protocol: 5.0
Number of speakers: 4
Effective distance: 10 meters
Operation mode: button
Applicable people: general
Display: None
Play format: MP3, WAV
Shell material: wood
Whether to support APP: No
Support format: U disk/TF card
Speaker adjustment method: button
Is there a radio function: Yes
Box material: wood
Appearance size: 165*95*225mm
Product weight: 0.987 (KG)