We may live in a digital world, but analog still rules the roost when it comes to audio, and a dedicated DAC can improve the quality of your tunes considerably. Back at CES, we teased you with NuForce's Air DAC that wirelessly streams music from mobile to your home stereo on the 2.4GHz band at a range of 30-65 feet (10-20 meters). Well, it's been priced and is now officially available. For those with Apple devices, the 30-pin iTX dongle will set you back $79, and those keeping their music elswhere can grab the uTX US