Ultimate Hiren's Bootable 15.2 USB 4 GB Flash Drive - Bonus Computer Repair and Virus Removal Software Included- Support Only Windows XP/7/Vista Ultimate Repair and Virus Removal Tools on USB Flash Driver Hiren's Boot 15.2 (Latest Version) Included 2 Bonus Repair Systems Included, Backup, Recovery, Testing and Dianostics Tools 3 Anti-Virus / Malware Removal Systems Included Bonus Linux OS Ubuntu 14.10 Incluced. Full Linux OS you can run off flash drive or install.