Original Plantronics Dual-Mic Bluetooth Headset, 83600-001 - Black Combining dual-mic technology in a slim, lightweight design, the Plantronics M100 is perfect for clear, convenient mobile calls. The Plantronics M100 is the headset that keeps up with your life on the go. Plantronics' signature audio performance and smart design it sounds natural, feels natural and is the perfect companion to any Bluetooth phone. No matter where you're "on-the-go" -- in the car, on foot, or just roaming the home or office -- you'll enjoy clear conversations despite wind or surrounding noise. You'll look and feel good too sporting the M100's slim, lightweight design and multiple wearing styles. It may be so comfortable you could forget you're wearing it. Original Plantronics Dual-Mic Bluetooth Headset, 83600-001 - Black features Dual mics, Digital Signal Processing (DSP) and wind reduction technology reduce background noise and deliver clear conversations Echo cancellation improves your listening experience on both sides of the conversation Automatically adjusts sound levels so you can hear every word clearly when moving in and out of noisy environments Lightweight, ultra-slim design for a stable, comfortable fit Soft gel ear tips, in 3 different sizes, together with an optional ear loop provide multiple wearing options for your perfect fit - with or without glasses 3 x 6 x 2 inches Up to 6 hours of continuous talk time and up to 10 days standby time Enhance sound quality DSP reduces background noise Wind-noise reduction Improves listening experience Slim, lightweight design Headset-status voice alerts iPhone battery meter display On-demand multipoint technology pairs one headset to two phones Weighs only 9 grams Color: Black Brand: Plantronics Part #: 83600-001 (M100) Original Plantronics Dual-Mic Bluetooth Headset, 83600-001 - Black