The Evolve handheld LTE device combines intuitive user experience and open platform architecture with the ruggedness and reliability expected of a critical communications device. Evolve enables seamless communications across different locations and networks. For those needing a mission and business critical data device that is truly adaptable for your network needs today and tomorrow, and require frequent, rich, instant communication, the Evolve LTE handheld combines the capabilities of an Android device with the ruggedness and reliability of a push-to-talk device across 3G, 4G and Wi-Fi with dual SIM capacity.