model: Latitude D620(model id: 2248)
subtype (notebook, netbook, motherboard, tablet):
notebook
does it have a free boot firmware (BIOS,UEFI,...) ?
no
can free operating systems be installed?
yes
does the device prevent installing wifi cards not-approved by the vendor?
no
year of commercialization:
2006
compatibility with free software:
C-silver 
tested on:
Trisquel 9.0 Etiona
tested with the following kernel libre:
4.15.0-121-generic
video card model:
Intel 945GM (works with 3D acceleration)
wifi model:
Broadcom Corporation BCM4311 802.11b/g WLAN (rev 01) (it does not work)
webcam model:
(there is no webcam)
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