1. Output power: 3W+3W
2. Functions: Bluetooth, Optical, Coaxial (S/PDIF), AUX; Computer Audio
3. Frequency: 63 Hz -20 khz
4. Bass speaker: 2 "4 Ω 5W * 2
Twitter: 2 "8 Ω 5W
5. Impedance: 4 Ω 20 w
6. Signal to noise ratio: ≥ 85 decibels
7. Bluetooth: 5.3
8. Input power supply: DC5V 1.5A
9. Battery: 3.7 v/1500 mah
10. Battery working time: 6 hours
11. Charging time: 3 hours
12. Integrated microphone for voice calls
13. Accessories: C-type+USB/manual