The Plantronics HW510D EncorePro Wideband Headset 203191-01 is a premium single earpiece headset in sleek black color. It features noise cancellation technology and a built-in microphone for high-quality audio performance. With a 6ft cable length and proprietary connectivity, this headset is designed for Toshiba wireless technology compatibility. The headband form factor ensures a comfortable and secure fit for extended use. Perfect for home telephones and consumer electronics, this Plantronics headset offers superior communication experience with a reliable brand name.