Endoacustica has introduced the Encrypted GPS Tracker with Real-Time Audio & Anti-Sweeping Technology (Product Code: GPS-ENC/4G), a high-security surveillance solution engineered for long-term, undetectable monitoring in sensitive environments. Combining multi-system geolocation, end-to-end encrypted audio streaming, and advanced counter-surveillance defenses, this compact tracker sets a new benchmark for professional-grade field intelligence. The device leverages 4G-LTE networks with full compatibility across EU and US frequency bands, ensuring reliable connectivity in international operations. It supports GPS, GLONASS, BeiDou, and Galileo satellite systems, augmented by WiFi-based indoor positioning to maintain accuracy even in shielded or underground locations. With signal acquisition sensitivity down to 167dBm, it performs reliably in low-coverage areas. A core feature is its 256-bit end-to-end encrypted live audio stream, transmitted at 41kHz/24bit quality. Unlike standard