Thanks for reaching out to us, I am happy to answer your questions!
The Thunderbolt 3 Docking Station TBT3-UDV ( https://plugable.com/products/tbt3-udv ) is capable of one native DisplayPort output which will require an active adapter to DVI to drive one monitor. Unfortunately we do not make a DisplayPort to DVI Active Adapter and this will need to be purchased separately. For the second monitor a Type-C to DVI adapter such as our USBC-DVI ( https://plugable.com/products/usbc-dvi/ ) can connect to the docking station’s additional Type-C port and drive the second monitor using a DVI-to-DVI cable ( not provided ).
An option for the DisplayPort to DVI adaption would be to use the Active DisplayPort to HDMI Active Adapter that comes with the docking station and a HDMI-to-DVI cable such as one of these:
Please let me know if you have any additional questions.