Looking to ge the best possible sound out of your iPod, iPhone, or whatever it is you use for on-the-go audio? Before you plug it into your car or home stereo, run it though the JBL MS-2 Pocket Digital Processor ($200). This pint-sized processor uses DSP to optimize the sound for the acoustic characteristics or your speakers and listening area, improving clarity and stereo imaging. See (hear) it in action.
If you're watching 3D content, odds are you're being forced to wear some questionably fashionable glasses — so why not make the most of it? Vuzix Wrap 1200 3D Video Eyewear ($500) connects to any compatible video source via component or composite connections, and uses dual 16:9, 852x480 LCDs mounted in the lenses to create the equivalent of a 75-inch screen that's just ten feet away. Other features include detachable noise-isolating earphones, AccuTilt adjustment to keep your eyes comfortable, and battery life of up to seven hours.
Most solar chargers are gaudy, plastic things that you wouldn't want anywhere near you when you're trying to look your best. The Dunhill Solar Charger ($TBA) is a happy exception. lightweight and fashionable, its built-in solar panel rotates into an aerospace-grade aluminum body when not in use, can provide up to 30 hours of charge time for a phone or player via USB, and comes with a stylish Chassis leather carrying case so you don't have to toss it inelegantly down into your bag.