1. Bluetooth version: 4.2
2. Track: Dual track
3. Signal to Noise ratio: 106dB
4. Dynamic range: 20HZ~20KHZ
5. Battery capacity: 4000MA
6. Output power: DC 5V-1A
7. Key functions: 8 special effects, 12 kinds of electric sound and 10 kinds of modes
8. Scene effect: live karaoke and game voice on mobile phones and computers
9. Charging time: 3 hours
10. Use time: 5h~7h
11. One-click cancellation: Support
12. Bluetooth accompaniment: Supported
13. Sound change adjustment: Support
14. Reverberation adjustment: Supported
15. Microphone compatible: capacitor/moving coil
16. Sound equipment: Compatible
17. Electric sounds: 12 kinds of electric sounds