With the CORE-S4, you have in your hands the quintessence of the CROSSCALL universe in the most accessible of 4G mobiles. Halfway between mobile and smartphone, we designed the CORE-S4. A concentrate of durability and endurance. A combination of compactness, strength, simplicity and even compatibility with the X-LINK™ mounting system. Finally, a 4G connection and access to the most popular applications.