USB OTG product must pass the following tests:
•Physical inspection for:
◦micro-AB receptacle
◦user interface display
•Signal Quality as a host (A-Device)
•Signal Quality as a device (B-Device)
•OTG Electrical Test (OET)
•OTG Protocol Test (OPT)
•Interoperability with devices listed on the targeted peripheral list
•Submission of completed USB OTG Compliance Checklist