JABRA Evolve 30 II USB C/A Stereo Stereo 80014071 5399-823-369 Product Description: Jabra Evolve 30 II MS stereo - headset - USB-C, USB-A Product Type: Headset - wired - USB-C, USB-A Compatibility: Mac, Windows Recommended Use: Computer, phone, conference - communication, voice Headphones Form Factor: On-ear binaural Connectivity Technology: Wired Sound Output Mode: Stereo Audio Specifications: Frequency Response 20 - 20000 Hz - Sensitivity 93.6 dB Impedance: 32 Ohm Max Input Power: 10 mW Noise Isolating: Yes Microphone: Boom Microphone Technology: Electret condenser Microphone Operation Mode: Uni-directional Microphone Noise Cancelling: Yes Controls: Mute, volume, answer/end Software Certification: Certified for Microsoft Teams Manufacturer Warranty: 2-year warranty