HD251-U20 Noise Reduction Single earpad Headset

USB interface no driver in Windows. QD interfaceit can replace all kinds of interfaces.

    Headset Information:
    Direct Connect Over The Head Headset No Additional Applifiers / Adapters Required
    Soft Leathered Ear Cushions For All Day Comfort
    Superior Quality Sound with the Flexible Adjustable Microphone
    Noise-cancelling microphone filters out background noise so voice transmission is exceptionally clear.
    Quick-disconnect feature provides an easy way to step away from the phone without disconnecting the call or even removing your headset. A 10-foot cord gives you a generous range while you're connected.  

    Accessories Options:
    U20 USB Adapter

    Structure Features:
     Driver Unit                  1×30mm
     Frequency Response 20-20kHz
     Impedance                  150  ohm
     Sensitivity                    125dB
     Max input power          25mW
     Plug                            USB-A

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