In The Box, Test Setup and Overclocking - The ASRock X99E-ITX/ac Review: Up to 36 Threads in Mini-ITX
Found this on Facebook marketplace for $20 with everything that came in the original box except the wifi antenna. Going to try and find parts for it and see it it works.
AsRock X99E-ITX/ac | Mini itx, Camera bag, Mini
ASRock H610M-ITX/AC Mini-ITX Motherboard Intel 12th Gen LGA 1700 Intel H610 Chipset Max 64GB DDR4 7.1 HD Audio
ASRock X99E-ITX/ac Conclusion - The ASRock X99E-ITX/ac Review: Up to 36 Threads in Mini-ITX
Look at the wee X99 board; ASRock's X99E-ITX/ac - PC Perspective
ASRock X99E-ITX/ac Review | bit-tech.net
Used - Very Good: ASRock X99E-ITX/ac LGA 2011-v3 Mini ITX Intel Motherboard - Newegg.com