A set-top box (STB), also known as a cable box or receiver and historically television decoder, is an information appliance device that generally contains a TV-tuner input and displays output to a television set and an external source of signal, turning the source signal into content in a form that can then be ...

The STB 556 is one of the best Assault Rifles in Call Of Duty: Modern Warfare 3, known for its mid to long-range capabilities, low recoil and incredible accuracy. If you are after a reliable AR that has good all-around stats, the STB 556 is a great option.