NAS QNAP 473A 4-Bay, CPU AMD Ryzen V1000 series V1500B 4C/8T 2.2 GHz, RAM 8GB (1x 8GB) DDR4 (2 x SODIMM slots, max. 64GB total, optional ECC RAM support), 4-bay 3.5" HDD TOWER NAS (TS-473A-8G) with 5 Ports 2.5GbE Unmanaged Switch (QSW-1105-5T), Bundle package HDD (neincluse), LAN: 2 x 2.5GbE