HP ProDesk 400 G4 SFF BUSINESS PC - I5 7400, 8GB, 256GB, WIN11PRO, 6MONTHS (RECON) is a refurbished business desktop known for its compact, durable design and reliable performance for typical office tasks. Note that the 7th Gen Intel Core i5 processor officially does not meet Microsoft's minimum requirements for Windows 11, though some refurbished units have it pre-installed and activated.
 

Processor	Intel Core i5-7400 (Quad-Core, 3.0 GHz base, 3.5 GHz max speed)
Memory (RAM)	8GB DDR4 SDRAM
Storage	256GB Solid State Drive (SSD)
Operating System	Windows 11 Pro (pre-installed)
Form Factor	Small Form Factor (SFF) - compact, space-saving design
Ports & Connectivity	4x USB 3.0/3.1, 4x USB 2.0, DisplayPort, VGA, RJ-45 Ethernet, audio in/out (combo jack), optional Wi-Fi/Bluetooth
Expansion Slots	1x PCIe x16 (half-height), 2x PCIe x1 (half-height)
Warranty	6 Months (RECON/Refurbished)