The MK9540 Voyager features Metrologic's proprietary CodeGate. CodeGate is an intuitive scanning system that is ideal for all scanning applications, including menu-scanning, point-of-Sale, document processing and inventory. All units feature a five year warrantyy.- For presentation scanning, Honeywell offers a stand with automatic in-stand detection technology - Automatic trigger: use scanner as either a hand-held device or a fixed presentation scanner when mounted in the stand - Flash rom: future proof pos system with free firmware updates via metroset 2 software and standard pc - Codegate: zero in on desired code and complete data transmission with the push of a single button-ideal for menu scanning applications