Synology DiskStation DS1621xs+. Supported storage drive types: HDD & SSD, Supported storage drive interfaces: M.2, Serial ATA, Storage drive sizes supported: 2.5,3.5,M.2. Processor family: Intel® Xeon® D, Processor manufacturer: Intel, Processor model: D-1527. Internal memory: 8 GB, Internal memory type: DDR4, Maximum RAM supported: 32 GB. Ethernet LAN data rates: 10,100,1000,10000 Mbit/s, Ethernet LAN data rate supported (max): 10000 Mbit/s, Supported network protocols: SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN (PPTP, OpenVPN™, L2TP). Chassis type: Desktop, Cooling type: Active, Product colour: Black