LaCie Ethernet Big Disk 1.5TB. Total storage capacity: 1500 GB, Hard drive capacity: 1500 GB, Hard drive rotational speed: 7200 RPM. Memory type: DDRAM, Internal memory: 64 MB. Processor clock speed: 400 MHz. Supported network protocols: SMB, AFP, FTP, HTTP, UPnP A/V, Apple Bonjour, Networking features: Gigabit Ethernet, Data transfer rate (max): 1000 Mbit/s. Bundled software: -LaCie IP Configurator -LaCie ‘1-Click’ Backup