Kalibr

The 3M14T Kalibr cruise missile has a range of 1500-2500 kilometers. The missile's guidance system is built around an INS [inertial navigation system] and GLONASS satellite guidance systems, has a top speed of Mach 2.9, can fly as low as 20 meters above water and 50 meters above ground with a help of a TERCOM [terrain contour matching] system, and is armed with a 450 kg HE-FRAG [high explosive fragmentation] or bunker buster warhead.