This case study aims to investigate one of
phonological features by Indonesian learners of English, final
consonant clusters, and its intelligibility. Final consonant
clusters feature is classified as core feature for English as a
Lingua Franca or an International Language. Thus, English
Language Teaching needs to pay attention to support learners
to produce the feature in more intelligible way in order to be
successfull in communication. In summary, the study reveals
that the range of intelligible performance should be the focus of
learning so that even though the performance is far from
native-like performance, it is