We provide a full range of controllers for both analog resistive and capacitive touch panels. The resistive controller communicates with the PC system directly through RS232, PS/2 or USB port. The design is optimized for an accurate, sensitive and quick touch performance as well as an ease of use interface. The driver supports a set of operating systems, i.e. Windows 95, Windows 98, Windows ME, Windows NT4, Windows 2000, Windows XP, Windows XP Tablet PC Edition, Windows CE2.12/3.0/.NET, DOS, iMac, RedHat / Mandrake Linux