Razer Headset BlackShark V2 + USB Sound Card (Used)

Razer Headset BlackShark V2 + USB Sound Card (Used) Sound from the left earphone is occasionally (rarely) not heard as clearly. The issue resolves with a slight press of the volume button. The microphone occasionally (rarely) emits a radio-like sound to the person listening on the other end. The issue resolves by disconnecting and reconnecting the headphones. Shipping/Pickup at buyer's expense