Synology RackStation RS2421RP+. Supported storage drive types: HDD & SSD, Supported storage drive interfaces: Serial ATA, Serial ATA II, Serial ATA III, Storage drive sizes supported: 2.5,3.5". Processor family: AMD Ryzen, Processor manufacturer: AMD, Processor model: V1500B. Internal memory: 4 GB, Internal memory type: DDR4, Maximum RAM supported: 32 GB. Ethernet LAN data rates: 1000 Mbit/s, Supported network protocols: SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS, iSCSI, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV. Chassis type: Rack (2U), Cooling type: Active, Product colour: Black