... Mac OS/Android/Linux Mini portable magnetic card reader track1,2,3MSR90 is an intelligent, programmable ... It reads up to three tracks of information with a single swipe in either direction. It has ... · Long:90 mm· CE, FCC, ROHSMagnetic Card Reader SpecificationInterface: USB (Universal Serial Bus) Full SpeedPower consumption ... 90% non-condensing Mini magnetic card reader for pos,access control,membership