(second amp and seperate pair of speakers included as compared to KHT-1).Having fun singing Karaoke after a movie is a great way to bring family and friends together. Imagine having a professional-level Karaoke setup and a Home Theater system together as one. Now you can enjoy the best of both worlds with the VocoPro KHT series. The heart of our KHT series is the DTX-9900K the world's first pro-level Karaoke/surround-sound amp with 6.1 Dolby AC-3EX & DTS-ES. And our DVG-390K Progressive Scan