Actually, did more digging and it looks like a PV-981
http://videowave.ca/documentation/PV-981%20Installation%20Guide.pdf
In the end it looks like they are
BLUECHERRY PV-981 – 16 PORT VIDEO CAPTURE CARD (120FPS) – (PCI-E VERSION)
aka
http://www.provideo.com.tw/web/DVR%20Card_PV-981A.htm