1. Integrated microphone and audio, Bluetooth mode, on-demand
2. Built-in large-capacity battery, long-lasting battery life
3. Intelligent noise reduction, restore the real human voice
4. DSP intelligent noise reduction chip, reduce distortion and restore innocence
5. Duo singing function, TF card can be inserted
6. High-fidelity microphone, clear sound, prevent howling
7. Frequency response range: 100-10000Hz
8. Charging time: 3 hours
9. Playing time: 5-7 hours
10. Battery capacity: 1200mah
11. Bluetooth version: 5.0
12. Material: ABS+metal iron mesh+electronic components
13. Input voltage: DC 5V
14. Life time: 3-6 hours
15. Signal-to-noise ratio: greater than or equal to 70db
16. Scope of application: home, computer, stage, camera, recording, musical instrument, meeting, interview
17. Packing list: host, manual, charging cable, audio cable
18. Size: 9 x 9 x 20cm
19. Net weight: 268g
20. Gross weight: 350g