3.5" HDD 18.0TB-SATA-512MB Western Digital "Red Pro (WD181KFGX)", NAS, CMR, 7200rpm, 2.5M (MTBF)Capacitate memorie: 18 TB Sistem de stocare a datelor: 3.5" Interfa?a SSD: M.2 SATA Dimensiune memorie tampon (cache): 512 MB Viteza axului: 7200 RPM Rata de transfer : 272 MB/s