Bundle Includes: Arturia BeatStep Pro Controller and Sequencer, and Protective Covers Dynamic Drum Sequencing: With its 16-track drum sequencer, BeatStep Pro allows you to create rhythmic patterns with ease. MIDI Control Center Customization: BeatStep Pro's knobs, buttons, and pads are fully customizable through the included MIDI Control Center application. Versatile Sequencing: The BeatStep Pro offers two melodic mono sequencers with up to 64 steps per sequence, 16 sequences per project, and space for 16 projects onboard. Intuitive Melodic Sequencing: The melodic sequencers allow you to record pitch, duration, and velocity of notes in real time using pads or an external keyboard, or enter notes in step mode using knobs and Step buttons.