The AH-6 is Boeing's special-operations variant of the Hughes 500 family. Used by the U.S. Army's 160th Special Operations Aviation Regiment ('Night Stalkers'), the Little Bird has supported special-operations missions worldwide since the 1980s.
A full description for AH-6 is on the way. In the meantime, you can fly this helicopter right now in the Absolute RC online flight simulator.
A helicopter scale subject for rotorcraft practice.