Cavalry CAXM3701T0 1 TB eSATA/USB External Hard Drive System Requirements - Available USB or SATA port, Mac OS 9.x or newer, Windows 98SE / Me / 2000 / XP / Vista Plug and play for Windows 2000 and newer (pre-formatted to NTFS) It has 32 MB Cache, 7200RPM 1 TB 16 MB cache HDD in a aluminum enclosure, USB cable, eSATA kit (eSATA cable and bracket), stand 32 MB Cache, 7200RPM Plug and play for Windows 2000 and newer (pre-formatted to NTFS) 1 TB 16 MB cache HDD in a aluminum enclosure, USB cable, eSATA kit (eSATA cable and bracket), stand System Requirements - Available USB or SATA port, Mac OS 9.x or newer, Windows 98SE / Me / 2000 / XP / Vista