HP ProDesk 400 G4 Desktop Mini. Tiny, quiet and low-power, cleaned and tested.

Specs:

Intel Core i5-8500T (6-core, 8th gen)
16GB DDR4 RAM (1× 16GB Corsair Vengeance, second slot free for an upgrade)
512GB Intel NVMe SSD (SMART health “Good” 91%)
Intel UHD Graphics 630 (integrated)
Rear: 2× DisplayPort, VGA, 2× USB 3.0, 2× USB 2.0, Gigabit LAN, Kensington lock slot
Front: 2× USB 3.0, headphone and mic jacks
Includes original HP 65W power adapter and cord

Genuine activated Windows 11 Pro is installed and ready to go, so you don’t need to buy a licence. Tested and confirmed working. CrystalDiskMark and CrystalDiskInfo screenshots are available on request (~1,900MB/s read). Great for office and home use, a media PC, or a small homelab or server box. No monitor, keyboard or mouse included.