PTT Rugged Android Mobile Computer is an industrial handheld device combining rugged mobile computing with Push-to-Talk intercom functionality. Built on mature Android systems, it retains core industrial features including IP65/IP67 dustproof, waterproof and drop-resistant casing, suitable for outdoor, dusty and humid working environments such as construction sites, logistics parks and industrial zones. Its highlight lies in the dedicated PTT key supporting instant one-click group voice calls, enabling real-time team communication without dialing numbers. It also integrates standard 1D/2D barcode scanning, optional RFID modules, 4G, Wi-Fi and GNSS positioning, which synchronizes inventory data and uploads staff location tracks to backend systems simultaneously. Large-capacity batteries support all-day continuous scanning and intercom use, with local storage for offline data recording under weak signals. Unlike ordinary rugged handhelds limited to data collection, this model unifies inventory checking and team scheduling. It is widely used in security patrol, port logistics, factory workshop management and urban law enforcement, realizing seamless integration of data acquisition and real-time voice dispatch to greatly improve on-site coordination efficiency.