Check the listing for details. Novation Launchkey 49 MK4 Keyboard Controller White LN. Color: White, Condition: Used. Listed at 246.39 USD. The Novation Launchkey 49 MK4 keyboard controller redefines creative control for modern music production, pairing its sleek white finish with intuitive features designed for seamless integration with major DAWs. At its core are 49 semi-weighted, waterfall-style keys that deliver superb playability and dynamic responsiveness, complemented by 16 polyphonic aftertouch pads for drum programming, clip launching and expressive playing. With eight encoders, nine faders and innovative tools like Chord Modes and Scale Mode, this controller provides hands-on control for composing, performing and fine-tuning your workflow. The OLED display offers real-time feedback, ensuring effortless navigation while crafting your musical ideas.