β Does not need rooting.β NTFS(read-only), exFAT(read-only), FAT32(read, delete) filesystem are supported.β USB drive, flash card should be formatted by NTFS or exFAT or FAT32 filesystem.β Mainly developed and tested on the Nexus 5x, Nexus 7 2013, Nexus Player(Android TV).β Before buying this official version app, please try JS USB OTG trial version. - You can check if your mobile device supports USB Host mode and app compatibility.β There is no trial version for the Android TV.γ Video Streaming γγ Without the need to save video files in the mobile device, you can directly watch a video by streaming. (http streaming)γ mp4, mkv, avi, mov, wmv, mpg, mpeg, flv, m4v, webm, 3gp, ts streaming.γ Internal streaming. Does not need to turn on the Wifi or 3G / 4G network.γ By streaming, Play, Pause, Jump, Resume are possible for a video file which is over 4GB size.γ Recommend MX Player(with custom-codec, s/w decoder), KODI(XBMC), VLC, BS Player as a video player.γ Subtitle - Through subtitle selection menu of the video player, after copying the subtitle file to the mobile device.γ Built-in Image, Photo Viewer γγ Does not need to save image files in the mobile device.γ Supported image formats : png, jpg/jpeg, bmp, gif γ Full screen slideshow through the swiping right/left (for image files in the same folder)γ Pinch to zoom in/out γ Fit an image to screen by double tap.γ Click image file, and direct open.γ Built-in Music Player γγ Does not need to save audio files in the mobile device.γ Supported audio formats : mp3, flac, oggγ Audio files in the same folderγ Play, Pause, Stop, Prev, Next, Shuffle, Repeatγ Background play by Home Button.γ Click audio file, and direct open.γ Long Click γγ File, folder multi-copy functionγ FAT32 file, folder delete function ( Default OFF. ON in the settings page )γ Local storage file manager, player γγ Basic operations. (move, delete, copy, rename, multi-selection)γ Built-in music player, image viewer.γ Drawer menu for selecting local storage or USB device.γ Android TV version γγ All the functions are same with mobile version. UI is little different. γ Built-in music player - Click left or right button on the list for moving focus to the control panel.V568, v21568- fix usb mp3 playerv567, v21567- new android sdkv566, v215661. bug fix2. local storage mp3 player- add 10s jump (main control panel, mobile version)