Experience great audio clarity while you’re on a call or listening to music with the Dell Pro Stereo Headset - UC150 , certified for Microsoft Skype for Business. Enjoy optimized in-person call quality and music clarity with HD wideband voice and a dynamic equalizer . A built-in noise cancelling mic picks up only your voice and eliminates background noise. The most used call functions will be at your fingertips with the included control unit. You’ll be able to pick up calls, hang up, and control volume and mute functions with ease. Get started right away with plug and play, without needing to download software. Enjoy peace of mind knowing the headset is tested and certified on Dell systems. Product Type: Headset - wired - USB Recommended Use: Computer Color: Black Headphones Form Factor: On-ear Connectivity Technology: Wired Sound Output Mode: Stereo Audio Specifications: Frequency Response 150 - 7000 Hz - Sensitivity 93.6 dB Impedance: 32 Ohm Controls: Mute Manufacturer Warranty: 2 years warranty Bundled with: 2 years Advanced Exchange Service Product Type: Headset - USB Diameter: 1.1 in Weight: 5.03 oz Color: Black Earpad Material: Foam Recommended Use: Computer Bundled with: 2 years Advanced Exchange Service Headphones Form Factor: Supraaural Connectivity Technology: Wired Available Microphone: Yes Sound Output Mode: Stereo Frequency Response: 150 - 7000 Hz Sensitivity: 93.6 dB Impedance: 32 Ohm Controls: Mute Cables Included: USB cable Service & Support: Limited warranty - 2 years