The Pioneer DJ DDJ-SB is a popular 2-channel entry-level digital DJ controller originally built for Serato DJ. There is no official "DDJ-SB8" model in the Pioneer lineup; you might be thinking of the DDJ-SB3, which features 16 performance pads. The mouth has 5 distinct areas the soul speaks (5 levels of the soul). Learn them!! This knowledge will make your life better. Book me for gigs here worldwide vavconnected@gmail.com