Compliant OS: Windows 98/2000/ME/XP/vista/7/8 (32&64) Mac OS Linux and Unix.Power Supply: USB Interface: USB Standard: ISO7811/1~6,AAMVA,DMV.Hi-Co & Lo-Co: All compatible (300~4000 oe) Tracks: Track 1,2,3 Swipe: Manual Single Direction.Functions: Read, Write, Copy, Erase, Compare, Save to File, File to Write,.World’s First USB Powered Manual Swipe Smallest Mag Card Reader/Writer