This fiscal year Marines will receive smart phones that make calling for fire support easier, quicker and more accurate. The Target Handoff System Version 2, or THS V.2, is a portable system designed for use by dismounted Marines to locate targets, pinpoint global positioning coordinates and call for close air, artillery and naval fire support using secure digital communications. (U.S. Air Force Photo by Staff Sgt. Joe Laws) - This fiscal year Marines will receive smart phones that make calling for fire support easier, quicker and more accurate. The Target Handoff System Version 2, or THS V.2, is a portable system designed for use by dismounted Marines to locate targets, pinpoint global positioning coordinates and call for close air, artillery and naval fire support using secure digital communications. (U.S. Air Force Photo by Staff Sgt. Joe Laws)