Plantronics Wireless Bluetooth Stereo Headphones Offering the convenience of a wireless connection, the Bluetooth Stereo Headphones is ideal for listening to music while commuting or just chilling out at home. One-touch controls, voice alerts, and OpenMic technology offer hands-free convenience, while the rugged construction is designed for on-the-go lifestyles.Bluetooth wireless StreamingThe Bluetooth Headphones support A2DP technology, allowing you to stream music and other audio wirelessly from your A2DP-enabled iPhone, Blackberry, Android-based smartphone, or Bluetooth MP3 player. The 14-millimeter speakers provide an immersive experience with clear stereo sound and enhanced bass. The OpenMic technology lets you hear what's going on around you with the touch of a button.Dual-mic AudioIQ2 for clear callsThe headset's dual-mic AudioIQ2 technology includes Digital Signal Processing (DSP) and acoustic echo cancellation that enable clear, crisp phone conversations. The microphone is positioned to shield it from direct wind.One-Touch Controls and Voice AlertsWith one-touch controls, the Headphones lets you easily answer and end calls, play and pause music, switch songs, turn the headset on or off, adjust the volume, and more. Enhanced voice alerts add hands-free convenience, telling you when there's an incoming call, when you've made or lost a connection, and when the battery is low. There's also built-in software that lets you monitor your headset's battery level on your iPhone. QuickPair functionality makes it easy to connect to your Bluetooth device.Ruggedized materials and design for active lifestylesMade for busy lifestyles, and designed to be worn behind each ear, the headphones has a rugged, flexible construction, so you can take music and calls with you wherever you go. Each earpiece adjusts three ways for a custom fit.