The TSItouch overlay is an Infrared (IR) based solution, which allows for a high accuracy interactive experience. The usage of IR technology allows for virtually any input to be detected (pen/stylus, user''s fingers, palms, gloved fingers). The TSItouch overlay is a full steel chassis integrated with tempered safety glass, which increases durability and optical clarity, while protecting the display.Multi-Touch Screen True multi-touch support with up to 32 simultaneous touch points for most major operating systemsEasy Integration Unrivaled simplicity makes installation easier and fasterUltra-Fast Response Time Allows for split second reactions between touch point and screenCustomizable Custom colors and silk screening availableSuperior Design Full steel chassis combined with tempered safety glass provides additional protection to the LCD panel