Plantronics MX500C corded mobile headset is ideal for use with any cordless, corded or cellular phone, provided that it has a 2.5mm small round headset port. This headset has a boom style microphone with WindSmart technology for wind noise reduction and excellent sound quality. Conduct crisp, clear conversations even in noisy offices or windy environments. The MX500C utilizes the Plantronics Flex Grip design for all-day wearing comfort. Covered by one-year factory warranty.