Media Video Music Player WiFi Direct All share Cast Support for smart TV. Play videos with subtitle or musics and cast them to your smart tv by one touch. Supported formats. "mkv, mp4, avi, 3gp, flv, mpeg, mpg, wmv, mp3, m4a, wma, ogg, m4v. ". Subtitle extension should be "srt" and must be same as the video file name.