Yes. Studio C Series interfaces all work with iPad Pro.
Actually they work with Android devices with USB-C ports as well.
Most of our USB Audio products work with all varieties of iPads and iPhones using an available camera connection kit that converts the iOS device connector from 30 Pin or Lightning to USB.
Just remember to grant permission to the microphone when prompted by iOS or your audio input won't work.
Here's a Knowledge Base article to reference from our i-Series interfaces if you run into that issue: