If playback doesn't begin shortly, try restarting your device. In this video we show how to use the X/Y mic technique to record stereo acoustic guitars with our AIR 1926 audio interface and the Pro Tools First software. Hopefully you actually wanted an analog mixer for live use. M-Audio Creation Studio - Recording Acoustic Guitars with Pro Tools First. Overall if you are after an audio interface for recording multiple inputs with Pro Tools this ain't it. If on Windows did you install ASIO4ALL? If so start up Pro Tools and hold down the N key and keep it held down until he playback engine dialog panel appears then select the mixer as the playback engine, it may be called ASIO4ALL. I can't guess what platform you are on, this is class compliant on OS X and needs ASIO4ALL on Windows. Your mixer is stereo USB Out only, it has very limited use with a DAW, basically just recording the analog mixer mix-down. I'm predicting this is not going to go well for you. Oh and any lack of even a hint about what computer you are using. Uh oh 'Audio Pro' and 'Guitar Center' in the same sentence. so i cant even get to teh setup screen to change anything in order to use teh mixer. However, when I try to open pro tools it blocks me out and says to plug the inter face in. Recently just got the behringer x1204 mixer and was told at guitar center by the audio pro I can use it in pro tools 11.