Found this completely functional karaoke and CD player LD player with remote for $20. Pioneer Model cld-v880, it even came with some cool music. : r/LaserDisc
Pioneer Karaoke Reviews - Also Disc Identification Plus Song Books
Pioneer CLD-V820 Laser Karaoke CD CDV LD Multi Laser Disc Player
Pioneer - Laser Disk Karaoke Video Sing Along Special Sample Disc | eBay
Pioneer Cld-V720 Laser Disc Karaoke Player | 2nd Cents Inc
Pioneer Karaoke Reviews - Also Disc Identification Plus Song Books