Why is the Device Type Shown in the List Cat MSFT 50?

MSFT 50 is a Windows Computer dhcpcd-5.5.6 is an Android Device

Its Vendor Class Identifier in the DHCP request. Additionally, the traditional Client Vendor Name has been updated for some Windows-based devices. This value used to be simply MSFT 50. Some devices will now show up as MSFT 50.

Lets look at a picture of a light cat.

Then look at the process of assigning IP addresses to DHCP Discover-offer. The DHCPv4 client joins the network and sends a DHCPDISCOVER message that includes a Vendor Class Identifier Option with for example the value MSFT 50.