1. Samsung Note 4 (SM-N910C, Exynos chipset)
2. Android 5.1.1, Stock ROM
3. Hires support: 24bit/192kHz (https://www.gsmarena.com/samsung_galaxy_note_4-6434.php)
Poweramp has recognized it as Samsung UHQA PCM variant but can not playback, only floor noise.
Thanks & Best regards