Mixx Player is a professional video and music playback tool. It is one of the best video and music player for android phone, and android tablet. Mixx Player also protects your private video from being deleted or seen when people use your device.

FEATURES:
• All video formats are supported, including MKV, MP4, M4V, AVI, MOV, 3GP, FLV, WMV, RMVB etc.
• All audio formats are supported, including WAV, MP3, OGG, FLAC, APE, WV, ACC, M4A, WMA etc.
• Ultra high-definition video player, support 4K.
• Private Folder - keep your video safe.
• Cast videos to TV with Chromecast.
• Support subtitle download and select form file.
• Adjust video and audio playback speed.
• Two different UI themes to select
• Media library for audio and video files, and allows to browse folders directly
• Easy to control volume, brightness and playing progress.
• Multi video playback option: auto-rotation, aspect-ratio, screen-lock etc. 
• Widget for audio control
• Support play video as audio mode
• Supports audio headsets control

Permission Details :
• It needs "read the contents of your USB storage", in to order to read your media files on it.
• It needs "modify or delete the contents of your USB storage", in order to allow deletion of files and store subtitles.
• It needs "full network access", to open network and internet streams.
• It needs "prevent phone from sleeping" in order to prevent your phone from sleeping when watching a video.
• It needs "change your audio settings", in order to change audio volume.
• It needs "modify system settings", in order to allow you to change your audio ringtone.
• It needs "control vibration" to give feedback on the controls.
• It needs "run at startup" to set recommendations on Android TV launcher screen

Mixx is a  video &amp; music player that supports almost all audio and video formats