1. 3W power speaker, good sound quality 2. Bluetooth 5.0 version, stable connection 3. Mini size, easy to carry 4. Function: Bluetooth, card, USB flash drive, lighting, radio 5. Bluetooth version: 5.0 6. Connection distance: 10 meters 7. AM: 530-1600KHZ 8. FM: 87-108 MHZ 9. Frequency: 5.9-18.0MHZ 10. Power supply: 3.7V 800 mAh 18650 lithium battery 11. Size: about 105 x 93 x 63mm
