The touch computers in the TC77-NI series meet all of these requirements because they have been optimised for use in business. A tough design for reliable, everyday operation. Access to practically all information in your back-end systems wherever and whenever you need it. The ability to collect more types of data quicker than ever before. Immediate Push-to-Talk communication with field staff, line managers, despatch coordinators and colleagues in the office. 4G LTE support for robust, wireless connections in the fastest mobile phone networks in the world. And an extensive range of accessories which meets the unique demands of practically all mobile employees. The TC77-NI series – a simple way of equipping your field team with a true mobile office – now also in a potentially explosive atmosphere.