Synology DS923+ 4-Bay NAS Enclosure

-- Synology DS923+ 4-Bay NAS Enclosure $509
4x 3.5/2.5" Bays | 2 x M.2 2280 Slots
2.6 GHz AMD Ryzen R1600 Dual-Core
4GB of DDR4 RAM
2x Gigabit Ethernet Ports
2x USB-A 3.2 Gen 1 | 1 x eSATA

-- Synology DiskStation DS220j 2-Bay NAS Enclosure $149
2x 3.5/2.5" SATA HDD/SSD Drive Bays
1.4 GHz Realtek RTD1296 Quad-Core
512MB of DDR4 RAM
1x Gigabit Ethernet Port
2x USB 3.0 Type-A Ports