Fangrui Product Details 1. Features: 2. Desktop Usb Microphone, It Is Not A Speaker Or Speakerphone, Suitable For Small Conference. With Touch-mute Function, It Is Convenient To Interrupt And Resume Calls Quickly. 3. Adopts 360 Omnidirectional High Sensitivity Mic, Clear And Stable Sound Quality, The Effective Radius Of Pick Up Sound Is 3 Meters, Instant Communication With Zero Distance, High Efficiency. 4. Usb Interface, Plug And Play, Drive-free Design, Easy To Use. The Cable Is About 1.8 Meters Long. Designed For Pc And Laptop. Compatible With Windows Xp/vista/7/8/10/mac Os Operating Systems. 5. Support Various Chat Tools And Video Conferencing Software. Suitable For Online Meeting, Business Conference, Video Chatting, Gaming, Live Streaming, Etc. 6. Mini And Portable, The Microphone Does Not Take Up Desktop Space. Small Enough To Put In Your Pocket Or Backpack, Convenient To Carry Around. 7. Specifications: 8. Color: Black 9. Plug(optional): Usb(y01b)/3.5mm Plug(y01a) 10. Usb(y01b): With Touch-mute Function 11. 5mm Plug(y01a): No Touch-mute Function 12. Sampling Rate: 48khz 13. Directivity: Omnidirectional 14. Output Impedance: 75 15. Sensitivity: -40db2db 16. Radio Distance: 300cm 17. Signal To Noise Ratio: 36db 18. Package Size: 15.0 * 11.5 * 2.8cm / 5.9 * 4.5 * 1.1in 19. Package Weight: 20. 5mm Plug(y01a): 118g / 4.2oz 21. Usb Plug(y01b): 131g / 4.6oz 22. Packing List: 23. 1 * Microphone 24. 1 * User Manual