Enhanced Audio Quality. Offering PC wideband, a noise-canceling microphone, and hi-fi stereo sound this Blackwire 3200 Series headset provides an enhanced audio experience - ideal for voice, music, and multimedia. The dynamic EQ feature optimizes your voice quality when you're on a call and automatically adjusts the EQ settings when you're listening to music or multimedia. Connectivity. Ideal for knowledge workers who need a solution for managing calls on their PC, mobile phone, or tablet, the Blackwire 3200 Series offers the comfort and durability of a corded headset combined with improved flexibility - at an entry-level price point. The Blackwire 3225 headset features USB Type-A connectivity along with a 3.5mm option for your mobile device. | Plantronics Blackwire C3210 USB-A Monaural Headset (209744-101) | Quill