Firmware updates: Supported via update zips placed in internal storage or SD card, or automatic over-the-air (OTA) push notification
Data transfer: USB 2.0 high-speed
Play order: Supports playing by folders, all songs, albums, artists, genres, favorite songs and custom playlists
Play modes: Sequential, shuffle, loop single, loop all (Up Next Queue and stick to queue list top--to be supported by future firmware)
Library management: Supports deleting songs on the X5; customizing list of favorite songs and playlists; batch addition and deletion from various lists; deletion of folders; Bluetooth connection; and Playlists backup
Resume playback: App may resume playback from last song when X5 is turned back on
USB DAC: Supports 192 kHz/24bit via driver installation
Visualizations: Supports display of internal / external / folder-based album art, ID3 tag info and VU meters
Gesture operations: On now playing screen, swipe from left edge of screen for Now-playing playlist, slide up / down on the right for volume adjustment
EQ adjustment: Professional 10-band equalizer with 9 built-in genre EQs, App built-in ViPER effect
UI settings: Main menu can be customized (among playlists, local music, DLNA, recently played, most played and recently added)
Cloud music: DLNA
System mode: Instant switch between Android mode &Pure Music mode
Filter modes: Sharp roll-off filter, Slow roll-off filter, Short delay Sharp roll-off filter, Short delay Slow roll-off filter, Super Slow roll-off filter