ðə bˈæts ˌɛkəloʊkˈeɪʃən kˈɔːlz ɪŋklˈuːd ɐ ɹˈɛlətˌɪvli lˈoʊ fɹˈiːkwənsi kəmpˈoʊnənt ðæt kæn biː hˈɜːd baɪ sˌʌm pˈiːpəl.
The bat's echolocation calls include a relatively low frequency component that can be heard by some people.