1. Receiving distance: 10 meters
2. Connection method: Bluetooth/TF card/AU connection
3. Continuous playback: 4-5 hours
4. Channel: 2.1
5. Material: ABS+metal mesh head
6. Size: 22x8.3cm
7. Net weight: 280g
8. Power supply mode: USB charging
9. Battery capacity: 1800mah
10. Bluetooth version: 4.2
11. Frequency response range: 30-20000HZ
12. Output power: 4 ohm 5W
13. Charging power supply: DC 5V/1A
14. Speaker unit: 45mm internal magnetic 16-core speaker
15. Features: Bluetooth connection, high-performance speakers, LED lights, fun sound changer, one-key silencer, TF memory card, capacitor mark