The Hi-Fi Digimonster is an electronic device that can detonate a

bomb A bomb is an explosive weapon that uses the Exothermic process, exothermic reaction of an explosive material to provide an extremely sudden and violent release of energy. Detonations inflict damage principally through ground- and atmosphere-t ...

. It was built for terrorists and designed for use in a terrorist plot in the United Kingdom. A device seized by the police in Canada from the home of

Momin Khawaja Mohammad Momin Khawaja (born April 14, 1979 in Ottawa, Ontario) is a Canadian found guilty of involvement in a plot to plant fertilizer bombs in the United Kingdom; while working as a software engineer under contract to the Foreign Affairs departm ...

had a range of in a neighbourhood, but in an open area the range could be .

References

Detonators {{explosive-stub