Jabra Headset Evolve 20 SE MS. Audio channels: Stereo. Basic product color: Black. Wired / Wireless: Wired. Wired/Wireless: Wired. Bluetooth: No. Wearing style: Head-band. Weight: 174.7 g. Headset type: Stereo. Impedance: 32 (odp.unit.Ohm). Included: 1 x Headset, 1 x Warning leaflet, 1 x Warranty leaflet, 1 x Quick Start Guide, 1 x USB controller, 1 x Plastic bag for controller, 1 x Plastic bag for headset, 1 x Certified for Skype for Business sticker (see BOM), 1 x Foam bag for left ear cup of stereo headset only, 2 x Leatherette ear cushions. Interface: USB. Cable length: 0.95 m. Colour: Black. Brand: Jabra. Microphone: Yes. Model: Evolve 20 SE MS. Noise Cancelling: Passive Noise Cancelling. Product line: Evolve. Product type: Headset. USB: Yes. VE: Piece. Connectivity: USB.