Dolby Digital True HD 7.1 - Spheres - Intro (HD 1080p)
Dolby Digital True HD 7.1 - Spheres - Intro (HD 1080p) With this video you can test your home theatre surround system. Actually, Youtube only supports 2 channels in stereo format, if you want to test 5.1, 6.1, 7.1 and Atmos surround sound systems,
