The ARRIRAW License Key for ALEXA Mini enables in-camera recording in the 2.8K 16:9 MXF/ARRIRAW format. In combination with the ALEXA Mini 4:3 License Key the ALEXA ARRIRAW License Key will also enable MXF/ARRIRAW recording in Open Gate. Note: This License Key requires camera software update (SUP) 4.0 or greater. Please refer to the ALEXA Mini manual and SUP release notes for more detail.