Radio Frequency Identification with 'touch-and-go-wave' cards for attendance scanners for Human Resource Management purposes and for students in Educational Instituitions. They are also useful as access control cards that can set permissions for certain tier the allowance of entry to secure areas within your premises. Its a direct personalised print on a single sided or a double sided card without effecting the internal antenna. For security reasons we will require a request letter from the company or HR department or Institutional Administration to process your order. CodingTK28 - 125KHz.