| 摘要 |
The invention relates to the musical learning system for practicing a musical instrument and vocal music. The invention provides a compact disk (CD) in which a tune of music is recorded while being separated in two parts, a right and left stereo track, a headphone set auxiliary switch which enables users to hear only be one of the two stereo output selectively through both headphone speakers by adjusting sound volume balance, and a music learning system including the compact disk and the headphone set auxiliary switch. |
