Cambridge - DACMagic XS<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Plugs into PC or Mac via a single USB connection for both power and audio </span></li><li><span class="a-list-item"> Dramatically improves audio quality on all digital audio， including MP3s， high res audio files (e.g. FLAC or WAV)， streaming services， films and games </span></li><li><span class="a-list-item"> Headphone amplifier built in for deeper bass and times more power than a standard laptop headphone output </span></li><li><span class="a-list-item"> Portable Headphone Amp is easy to use and small enough to be carried anywhere and everywhere </span></li><li><span class="a-list-item"> Built to last with sturdy aluminum casing </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41sDOOGAaPL.jpg" noproxy>