UDMC's S7 rifle in caliber 7.62 x 51mm NATO with a Nightforce day scope and a Nivisys thermal imaging device that can detect the heat of a human at 1,000 meters and the engine of a vehicle at 2,000 meters in the dead of night. And by the way, it is also equipped with a sound suppressor. This M110 variant is now being field tested by the Army's SOCOM. So far, we had been told that its accuracy is hitting a 2x3 feet silhouette at 800 meters.