LOGI UC Zone Wired GRAPHITE 80000596 981-000875 Product Description: Logitech Zone Wired - headset Product Type: Headset - wired - USB-C Compatibility: Mac, Windows Recommended Use: Portable electronics, computer Colour: Graphite Headphones Form Factor: On-ear Connectivity Technology: Wired Sound Output Mode: Stereo Audio Specifications: Frequency Response 20 - 16000 Hz - Sensitivity 99 dB Impedance: 32 Ohm Microphone: Boom Microphone Operation Mode: Uni-directional, omni-directional Microphones Included: 2 Controls: Mute, volume, answer/end, play/pause, reject call Manufacturer Warranty: 2-year warranty