PORTABLE DAP: Introducing the all-new HiBy R4 Hi-Res Music Player, a cyberpunk-themed portable Hi-Res Music Player with Android 12 and a high-performance Quad DAC setup. Take your portable music listening experience to all-new heights with the excellent Class A amplification and Quad DAC arrangement of the R4 Hi-Res Music Player !! Prepare yourself to immerse yourself in Hi-Res music on the go!!