Question – Karaoke Vietnam - Mã số Arirang, MusicCore, California, Viet KTV list 2016 hát karaoke online phiên bản mới nhất Review

It seems simple enough, I'm just unclear about the functionality. After you search for the song and then what? Can someone please share how to us it. Thanks :)
Review by Lolalolabonita on Karaoke Vietnam - Mã số Arirang, MusicCore, California, Viet KTV list 2016 hát karaoke online phiên bản mới nhất.