The new Sennheiser HDB 630 headphones enable owners of smartphones that don't support the highest quality codecs — like aptX Adaptive — to experience the best audio quality without wires.

High-resolution audio on the go isn’t very convenient. It typically involves wired headphones and a DAC (digital-to-analog converter) of some kind, plus your phone or another device to access files or ...

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Sennheiser aims to offer audiophile sound quality in the wireless HDB 630. (Billy Steele for Engadget) High-resolution audio on the go isn’t very convenient. It typically involves wired headphones and ...