The official developer released this build in December 2015.

Modded versions cannot be updated through the Google Play Store, leaving you vulnerable to bugs and missing out on newer audio engine improvements. Achieving "Extra Quality" Legally and Safely

Install the latest stable version of Poweramp directly from the Google Play Store or the official Poweramp forum.

Navigate to Settings > Audio > Output and select Hi-Res Output for your specific headphones or DAC.

While I am answering based on the likely search for technical details or high-quality audio features, it is important to note that