HD Background Video Recorder is a recording app that allows you to record video and audio with your Android phone's built-in camera. The resulting files can be saved to your device or shared with friends.

You will be asked whether you want to enable the sound from the camera or audio recorder. If you want to record audio only, choose the option to disable the sound. To enable the sound, choose the option to enable the sound.

When you are done recording, you will be asked whether you want to save the video or audio file. To save the video file, choose the option to save it to the device.