Samsung Music is optimized for Samsung android device and provides a powerful music play functionality and the best user interface.Key Features1. Supports playback of various sound formats such as MP3, WMA, AAC, FLAC.2. Helps to effectively manage song lists by categories.(Track,Album,Artist,Genre,Folder,Composer)3. Supports a new user experience that easily interact with Samsung smart devices like Tablet,TV(DLNA,Screen mirroring),Wearable.4. Provides a clean and intuitive user interface.What is FLAC?FLAC is an audio coding format similar to MP3 & AAC, but lossless, meaning that audio is compressed in FLAC without any loss in quality.*** Required App Permissions ***Below mandatory permission is required for basic features of Samsung Music.Even if optional permission are denied, basic features may work properly.[Mandatory Permission]1. STORAGE permission : - Allows the player to write,modify,delete to SD card. - Allows the player to read data from SD card.2. PHONE permission : Korean devices only. - Allow to access phone number for checking update version.[Optional Permission]1. MICROPHONE permission : Galaxy S4, Note3, Note4 only - Allows to control the player with voice commands which are listening, not recording. ex : PLAY,PAUSE,NEXT,PREVIOUS,VOLUME UP,VOLUME DOWN2. CONTACTS permission - To get Samsung Account information.