The new M-Audio Oxygen Pro controllers open up worlds of expression and creativity, enabling production ideas to be realized more seamlessly than ever before. A comprehensive software package is included so every songwriter, producer, live-streaming musician or composer has all the tools they need to create a complete production. Available in 25, 49, 61, and Mini key versions, the entire Oxygen Pro Series are USB powered and all feature an OLED screen, smart chord and smart scale technology, auto-mapping, a built-in arpeggiator and note repeat, which are all essential to modern music production.