Mini-MagTek Card Swipers – USB Connector (Black)
Wireless – Attach a Magnetic Strip reader to your Laptop and be Wireless:*
Magtek Mini USB Swiper. Allows you to swipe credit cards instead of keying them in, giving you lower rates with your bankcard rates. Connect to and powered by computer’s USB port via included cable (no external power supply required). Bi-directional read capability.