Music training apparatus

Online karaoke system with data distribution by broadcasting

Personalized karaoke recording studio

Portable karaoke microphone device and karaoke apparatus

Portable karaoke unit

Printed publication remote contol for accessing interactive medi

Recording medium on which attribute information on the playback

Remote control

Remote control apparatus and method of transmitting data to...

Remote control device, sound-reproducing system and karaoke syst

Remote control for indicating specific information to be display

Remote control with a detachable insert

RF signal of karaoke data receiving pack and karaoke system...

Score information display apparatus

Simulation system trainer

Sing-along data transmitting method and a sing-along data transm

Sound system with dedicated vocal channel

Storage medium playback system and method

Stringed musical instrument learning aid and methods

Structure and method for displaying commercials and sending purc