GB-BRR3H-4300 High Performance Ultra Compact PC (46.8 x 119.5 x 119.5 mm) Ultra compact PC design in 2 size (Slim /HDD) Supports 2.5" HDD/SSD, 7.0/9.5 mm thick (1x6Gbps SATA 3) 1 x M.2 SSD (2280) slot support PCI-e x4 /SATA 2 x SO-DIMM DDR4 slots support 3200Mhz, Max 64GB Intel WIFI6 +BT5.2 Realtek 2.5G ...