[Source] The Pacnorval Defense Systems, Limited Sil-50 pistol was the size of a DL-44 heavy blaster pistol and had a maximum range of 20 meters (40 meters underwater) and effective range of 10 meters (30 meters underwater). Unlike the Sg-82 sonic rifle, however, the Sil-50 was designed to incapacitate the target without causing any harm.