Roland DJ-505, 2-Channel Dj Controller for Serato Dj with Four Decks, 2-Channel, 4-Deck controller for Serato DJ, Large plates with minimal latency, ideal for scratching, 8 Pad Controls for Serato DJ with Hot Cue, Roll, Slicer, TR, Pattern, and Sampler, Integrated, fully editable drum kits from Roland's legendary TR-808, TR-909, TR-606, TR-707 - based on the advanced ACB (Analog Circuit Behavior) technology, 8 Sounds in each TR kit: Bassdrum, Snare Drum, Closed Hat, Open Hat, Tom, Rim, Clap, Ride, Sounds can be played with the pads or triggered by the sequencer, Real-time processing of TR sounds and samples with Level, Attack, Decay, and Tune controls, 16-step Sequencer triggers TR Sounds or the Serato Sampler; New features: Nudge (TR-S), Step-roll, and Instrument/Sample Mute, Mixer can be used standalone, connections to multi-players or turntables via Line-Out phono inputs; Serato DVS Upgrade Ready, Balanced XLR outputs + Booth Out + separate cynch and headphone outputs for monitoring, Microphone input with Gate, High-Pass, Reverb, and Echo FX, MIDI Output for synchronising external devices with Serato DJ and the TR-S sequencer, The console is the unlock key for Serato DJ, Dimensions (W x D x H): 530 x 402 x 73 mm, Weight: 3.5 kg (without power supply), Incl. Power supply and Serato Tool Kit license with Serato Pitch 'n Time DJ, Serato Flip, and all Serato DJ FX Packs