The FH-9137 Karaoke Party DIVX DVD Volume 4 from VocoPro contains 100 songs on one disc. DIVX DVD contains 100 karaoke songs on a single disc. 5 different volumes available (each sold separately). Requires DIVX compatible DVD player. Compatible with the VocoPro “DVX-880 Pro” Player and the “KJSYS-1” Karaoke …