Synology DS712+. Processor clock speed: 1.8 GHz. Total storage capacity: 4000 GB, Hard drive capacity: 2000 GB, Maximum capacity: 8 TB. Internal memory: 1 GB, Internal memory type: DDR3. Supported network protocols: PPPoE, IPv6, CIFS, AFP, NFS, FTP, WebDAV, iSCSI, Telnet, SSH, Cabling technology: 10/100/1000Base-T(X), Data transfer rate (max): 1000 Mbit/s. Security algorithms supported: SSL/TLS