Maxtor STM310004SSA20G-RK Shared Storage II 1 TB 3.5-Inch USB 2.0 Single Drive External Hard Drive Simple user interface; Store and automatically backup the data on networked computers to one location Media server plays back digital photos, music, and video to networked media/entertainment systems even without computer power Access files from any networked PC, Mac or compatible networked media/entertainment system Schedule backup to external hard drives for added data protection, off-site data backup rotation 2 USB ports for connecting and sharing printers and additional hard drives; 10/1001000 Gigabit Ethernet RJ-45 port connection