Plantronics 85619-102 Wire C320 Wired Headset , On- Ear , Black Two wearing styles available: binaural/Hi-Fi stereo or monaural design Lightweight metal headband offers durability and a customizable, comfortable fit Intuitive inline controls to answer/end calls, control volume, and mute Smartly placed indicator lights and helpful audio alerts give user call, mute, and volume status Wideband audio with noise-canceling for high-quality PC telephony