Bittium specialises in the development of reliable, secure communications and connectivity solutions leveraging its over 30-year legacy of expertise in radiocommunication technologies. Bittium Tough Mobile™ is a secure and strong LTE smartphone packed with innovative features that make it perfect for authorities, first responders and other professionals who need to communicate securely and reliably. Tough Mobile has been certified for handling RESTRICTED and CONFIDENTIAL data together with Bittium Secure Suite™. Bittium Tough Mobile HybridX™ extension is a solution meant for authority use, where Bittium Tough Mobile smartphone is coupled with a functional accessory that is integrated to a PMR device (TETRA/P25). The solution also includes a holder with a wide- angle lens, which enables authorities to share real-time situational awareness over the LTE network. Bittium Tough Mobile HybridX extension can be used to operate both the Bittium Tough Mobile smartphone and PMR device, and communicate with both LTE and PMR network users.