As a complete contrast in style to its Speaky Bluetooth car kit, Bluetrek's Carbon Bluetooth Headset ($70) demonstrates the company's ability to create an elegant communications option for style-conscious users. Carbon uses an actual carbon fiber tube to hold its noise-cancelling microphone system as close as possible to your mouth, as its circular electronics hub contains a charging/power light, a micro USB connector, and a silicone-tipped earpiece…
