Features: ? No film overlay, preserves optical clarity ? 4096 x 4096 Interpolated ? Adjustable, can achieve fast response speed ? Finger, glove, pen, any object > 3mm thick ? Maintenance free ? Vandal proof, wear-resistant, tempered glass ? IP65, rugged conditions operable: fog, rain, snow ? Operable in various light conditions, indoor and outdoor ? No need for extra controller integration ? Designed to work from ?1OC to 70OC ? Fault tolerance design to ensure reliability ? Designed to last