Be more mobile and productive with this Bluetooth headset that lets you simultaneously connect to and switch between your mobile and soft phone. Included LINK 320 USB Bluetooth adapter is a true plug-and-play device with no driver requirements, especially designed for the active professional in the office and on the move. Noise Blackout Extreme technology eliminates background noise without compromising your natural voice quality. Ultimate fit Eargel ear hook provides all-day comfort. Headset Type: Monaural; Headset Style: Over The Ear; Earpiece Type: Earhook; Earpiece Material: N/A.