All three track Magnetic stripe Read/Write device,USB,PS/2,RS232

All three track Magnetic stripe Read/Write device,USB,PS/2,RS232 C-YD-447 series magnetic card reader can read and write all kinds of compliance with the ISO standard magnetic stripe (bank passbook/cards)1,2,3 tracks.Good compatibility,is widely used in the POS system,the banking system,access control/attendance system,member management system,health care and other fields. THE ONLY PORTABLE MODEL ON THE MARKET THAT DOES NOT NEED TO BE PLUGGED INTO A WALL OUTLET--- CONNECTS &