SNOM A100D Wired Binural Headset with QD RJ9 Superior wideband sound thanks to optimised speaker tuning 2 headphones for better insulation from the surrounding environment Cable on one earphone only 300° flexible boom Passive noise cancelling microphone Quick Release (QR) adapters for different connectors Features: Noise Cancelling : Yes Dimensions (LxWxH) : 2 x 6 x 7 Weight : 0.
4 lb.