Promise Technology SmartStor NS4600. Total storage capacity: 0 GB, Hard drive capacity: 0 GB, RAID levels: 0, 1, 5, 10. Memory type: DDR II, Internal memory: 256 MB. Processor clock speed: 600 MHz. Compliance industry standards: IEEE 802.3i, IEEE 802.3ab, IEEE 802.3u, Supported network protocols: FTP, DHCP, NTP, Cabling technology: 10Base-T, 100Base-TX, 1000Base-T. Management protocols: HTTP/HTTPS, NTP, SMTP, ADS