The MiniMag swipe reader is designed for POS and desktop. Where space is a premium this Card Reader fits into most POS applications. The entire unit is just 90mm long (about the length of a standard credit card or Gift Card), giving it the smallest footprint of any unit with comparable features. With the ability to read up three tracks of information with a single swipe in either direction, and with both beeper and LED indicators to signal a successful read. The unit can be programmed to divide, rearrange, edit and validate fields of entered data. TTL, RS-232, keyboard wedge, and USB interfaces are available.