he Plantronics Discovery 975 earpiece is ingeniously simple in its technology and design. The earpiece with dual-microphone, noise-cancelling AudioIQ2 technology delivers the speakers natural sounding voice. Even in harsh conditions, conversations are clear thanks to three layers of wind protection. This earpiece blends easy connectivity with a lightweight, easy on/off wearing style and patented gel ear tips for a stable, comfortable fit. Its never been easier to stay connected longer with an innovative rechargeable carrying case that can triple talk time for extra battery life on the go.