Numark DJ2Go 2 Touch,Amazon.com: Numark DJ2GO2 Touch – Compact 2 Deck USB DJ Controller For Serato DJ with a Mixer / Crossfader, Audio Interface and Touch Capacitive Jog ,Numark DJ2GO2 Touch Pocket-Sized DJ Controller w/ Capacitive Touch Jog - Mile High DJ Supply,Numark DJ 2 Go Ultra-Portable USB DJ Controller for Mac or PC,Numark DJ2GO Touch Pocket DJ Controller with Capacitive Touch Jog Wheels - inMusic Store