buying desktop - laptop monitor Printer Nas Router

QNAP TVS-872XU-I3 8 Bay 2U Diskless NAS - Intel i3-8100 Quad-core 3.6GHz processor - 4 GB DDR4 (1x 4 GB) - Supports 8x Hot-swappable 3.5"/2.5" SATA 6 Gbps HDD/SSD bays - 4x GbE RJ-45 & 2x 10GbE SFP+ ports - 2x USB 3.1 Type-C Gen2 & 4x USB 3.1 Type-A Gen2 - 1x PCIe Gen 3 x8 Slot (CPU) & 3x PCIe Gen3 x4 Slots (1x PCH, 2x CPU) - 1x HDMI 2.0 up to 3840 x 2160 @60Hz - 350W PSU - Form Factor: 2U Rackmount - TVS-872XU-i3-4G - 3 Years Limited Warranty