IT OSAYDE MSR90 90D USB Magnetic 3 Track Pos Magstripe Card Reader Mini Swiper Works with Wins and Mac, Plug and Play, Black Usb interface with LED indicator: simply Plug and play. No installation required. No driver need. The Green indicator is on when connecting, and it Blinks when cards swiped. Mini body card reader: only 3.5"*1.1"*1.1"(L*w*h), with 5ft cable Length. 1, 2, 3 tracks applicable and ISO, ANSI and aamva compatible including credit card, gift cards, drivers license, ATMs, and etc Fully programmable credit card swiper: work with wins or Mac all version! Not suitable If your system require encrypted reader. ITOSAYDE MSR 90D is a hand operated maggnetic card reading machine with integrated magntie decoding chip the USB emulation keyboard interface can work on any keyboard type TXT,Word,Excel,POS system it can read up to 3 tracks of information with only 1 swipe working in either direction it only weighs 3.2 OZ it has small electricity consumption and strong interference resistance. System Supports: Mac OS and Windows LED lights indicate its working status. Automatically double check function when you&#039;re writing data. Safety: Built-in over-voltage, over-current, leakage, short circuit and anti-interference protection module. Fast speed: reads all three tracks in about a 1/2 second Multiple usage in daily life: Driver licenses, credit cards, Concealed Handgun Licenses, Loyalty member registration A terminal for Web app: jQury cardswipe library will help you make it parse into appropriate fields on the webpage. Support HID and Keyboard interfaces. Not suitable If your system require encrypted reader. Excellent Service before and after service: you can leave us a message on facebook : @osayde, or from Amazon,We&#039;re surelly happy to help you always.