Rogue Element of Ragpull is always at the drawing table dreaming of the best hit-marker system to make airsoft players call their hits when hit and he comes up with the Limited Edition RagPull Omega-Strike/Hit Indicator (O-S/HIT System)... "The Ultimate solution to keeping Airsoft players Honest about their HITs. This new player wearable device audibly and visually indicates a BB strike automatically upon impact.