# mpv > A audio/video player based on MPlayer. > More information: . - Play a video or audio file: `mpv {{file}}` - Play a video or audio file from a URL: `mpv '{{https://www.youtube.com/watch?v=dQw4w9WgXcQ}}'` - Jump backward/forward 5 seconds: `LEFT RIGHT` - Jump backward/forward 1 minute: `DOWN UP` - Decrease or increase playback speed by 10%: `[ ]` - Play a file at a specified speed (0.01 to 100, default 1): `mpv --speed {{speed}} {{file}}` - Play a file using a profile defined in the `mpv.conf` file: `mpv --profile {{profile_name}} {{file}}` - Display the output of webcam or other video input device: `mpv /dev/{{video0}}`