I have a casio ctk digital keyboard that says it has midi support. do I need to connect it to a audio interface to use it as a midi keyboard on ableton? :
Casio CTK-3500 Review: A Touch-Sensitive Version of the CTK-2550
Amazon.com: Casio CTK-3500 61-Key Touch Sensitive Portable Keyboard with Power Supply,Black : Clothing, Shoes & Jewelry