These transparent earbuds look cool. But they’re also packed with fantastic features that make them a great for any music lover, busy professional or techie. On sale for just $39.99 (regularly $59.99) ...

Bluetooth is a great short-range wireless technology for cell phones, laptops, PDAs, headsets, peripherals, and other devices. But it quickly runs out of steam when the range goes beyond 10 m. It's ...