ɐ tˈæktɪkəl bˈiːkən ɔːɹ tˈækbi ˌæzɪtˌɪz ˈɔfən nˈoʊn təbi jˈuːzd baɪ bɹˈɪɾɪʃ ænd ɐmˈɛɹɪkən ˈɑːɹmd fˈoːɹsᵻz jˈuːʒuːəli baɪ spˈɛʃəl fˈoːɹsᵻz fɔːɹ mˈɛni jˈɪɹz.
A tactical beacon or TACBE as it is often known to be used by British and American armed forces (usually by Special Forces) for many years.