1. Integrated microphone and audio, Bluetooth wireless connection 2. Built-in high-performance DSP chip, vocal reverberation effect, automatic noise reduction and beautify the sound curve, the sound is better 3. Cardioid pointing effectively suppresses howling 4. Adopt a capacitive microphone with high sensitivity and clear sound pickup to restore human voice with high fidelity 5. Small size and large volume, 52mm high-power speaker, surround sound 6. One-key elimination of the original sound, original song / second change accompaniment 7. A variety of sound effects spin options, original sound effects, loli sound, male anchor, female anchor, warcraft sound 8. Cool colorful lighting effects, change colors with music 9. Smart compatible APP, mobile phone / tablet / smart TV 10. Audio channel: 5.1 11. Scope of application: home, computer, stage, camera, recording, musical instrument, meeting, interview 12. Speaker: 5w 13. Battery capacity: 1800mah 14. Life time: 6-8 hours 15. Signal-to-noise ratio: greater than or equal to 70db 16. Material: ABS+metal mesh 17. Pickup: Condenser microphone 18. Frequency response range: 120-13000Hz 19. Bluetooth protocol: 4.1 20. Charging time: 4-5 hours 21. Packing list: host, manual, charging cable, audio cable 22. Dimensions: 32 x 32 x 205mm