Jawbone has introduced its new Icon HD Bluetooth headset, as well as The Nerd, a USB-based add-on that allows Icon HD users to make VoIP calls from a PC or Mac. The Icon HD features a “wideband” speaker that’s 25 percent larger than the one found in the original Icon for improved sonic performance, NoiseAssassin 2.5 noise cancellation technology, AVRCP play and pause controls, on-screen battery status indication on the iPhone, seven included earbuds for a precise fit, and compatibility with the company’s MyTALK apps, while The Nerd offers plug-and play functionality and compatibility with both Mac and PC. Jawbone’s Icon HD + The Nerd package is available now and sells for $140.