The thin profile Elo Touch Systems 5500L Interactive Digital Signage (IDS) display combines a precision touchscreen with a professional-grade, large format LCD panel. The 55" 5500L is part of a family of large-format touch displays which bring interactivity to digital signage. The display is housed in a highly durable steel chassis for a long life of reliable & durable performance in almost any public access location. Optical multi-touch touchscreen technology recognizes touch with a finger, gloved h&, stylus, card or pen while the Intelli Touch touchscreen recognizes touch by a finger, gloved h&, or virtually any soft stylus. With these touchscreen technologies, the result is an efficient display canvas for almost any commercial application. In addition, the 5500L sports a thinner profile & an LED-based LCD panel which reduces power consumption & heat output.