Jawbone ICON HD Denim Bluetooth Wireless Universal Headset - Universal Bulk Packaging Noise Assassin 2.5 - Jawbone headsets are the only Bluetooth headsets with a Voice Activity Sensor (VAS) that eliminates virtually all background noise. Get apps & updates at MyTALK - ICON HD gets better with time when synced with Jawbone's MyTALK platform. Download apps, customize new features, set different voices or language options. Keep Tabs on Battery Life - You'll love the convenience of having a Jawbone battery meter displayed in the status bar of your iPhone, BlackBerry or Android and hear automatic alerts whispered in your ear. Connect to Multiple Devices - Switch between calls on your personal and work phone. Or, stream wireless tunes from one device and seamlessly answer incoming calls from another by simply pressing the button on your ICON HD. Find the perfect fit - An impressive selection of earbud and earloop combinations ensure a great fit.