1. Shell material: zinc alloy 2. With indicator light 3. Channel: 2.1 4. 3.5mm interface 5. USB plug and play 6. Touch-sensitive buttons 7. Input voltage: 5V 8. Signal-to-noise ratio: ≥60dB 9. Microphone type: condenser 10. The machine line is separated for easy storage 11. Frequency response range: 100HZ-20KHZ 12. 3-meter pickup, 360-degree sound collection 13. The audio can be controlled at will, and the volume can be adjusted at will 14. Echo cancellation, one-key mute, intelligent noise reduction, volume control 15. Applicable scene: home, computer, video camera, recording, musical instrument, radio and television, meeting, interview 16. Dimensions: 100x80x16mm 17. Weight: 175g