MAGTEK | Mini - Mini Magnetic Swipe Card Reader USB or Port Powered Bi-directional
Amazon.com: MagTek 21040145 SureSwipe Dual Head Triple Track Magnetic Stripe Card Reader with 6' USB Interface Cable, 60 in/s Swipe Speed, 5V, Black : Electronics
MagTek Magnetic Credit Card Reader Swipe USB 21040109 for sale online | eBay