Vox 2.1 also features so-called Collections, which offer quick and easy access to all of your playlists (including those in iTunes) and the convenience of creating and managing custom playlists right within the app. In addition, the updated app allows you to create a queue of music from different sources.
The new version of Vox also includes the following improvements and bug fixes:
A completely new & more intelligent Search.
Added True Audio (.tta) format support.
Added support of multi-output devices.
Updated interface now more clean and comfortable
Fixed bugs related to parsing of iTunes library.
Reinvented iTunes artwork mechanism that allows to extract most of the track artwork (OS X 10.9 & above).