Roland Four-Channel, Four-Deck DJ Controller with Serato DJ PRO Upgrade (DJ-202) "

"Two-channel, four-deck controller for Serato DJ Lite (free Serato DJ Pro upgrade included with purchase in the US only) Use Serato DJ to organize and build music libraries or integrate songs from iTunes - simply drag a track onto the deck, set and trigger cues, loops and samples, and apply basic FX Large decks with the lowest latency available, optimized for scratches Built-in drum kits from Roland's legendary pattern-909, pattern-808, pattern-707 and pattern-606, made with advanced ACB (Analog Circuit Behavior) technology Eight sounds in each TR kit: Bass Drum, Snare Drum, Closed Hat, Open Hat, Tom, Rim, Clap, and Ride Integrated sequencer controls Serato DJ's sampler for on-the-fly beat creation Compact, strong and lightweight design with easy-grip handles for optimal portability"