1. Onkyo DP-X1
2. Stock Rom (Lollipop 5.1.1)
3. Device contains
Dacs: 2x ESS Sabre ES9018K2M
Amp: 2x ESS Sabre 9601K in BTL config and Active Control Ground (an industry first).
http://www.head-fi.org/t/780642/onkyo-dp-x1-dual-sabre-dacs-balanced-sabre-btl-amp-mqa-dsd-256-android-5
audio_policy.conf