Seagate hdtb310ek3aa 1tb canvio basics usb 3.0 2.5" ext hdd - black
1tb usb powered portable hard drive
usb3.0 interface - also backwards compatible with usb2.0
seagate canvio basics series guarantees great value for money
pre-formatted for use with windows (ntfs) - needs re-formatting for use with mac
easy plug & play operation