Sony Mobile Music is Sony's official music player that lets you listen to your music in the highest quality. It also lets you import music and organize it into different playlists.
Additionally, if you own an Android Wear device, you can also control the playback, transfer your playlists, and listen to them with Bluetooth headphones. All of these features are organized in an elegant interface, with an attractive 'material design' style.
Sony Mobile Music is a fantastic music player that lets you enjoy all the music on your device's memory to the max.