The sample took the pronunciation test. The students then registered and logged in to learn the English suprasegmentals lessons in their own time. The students studied each lesson for one hour. After the students finished all lessons, the questionnaire was sent by e-mail. The efficiency of the CAMP course ware was found to be 83.57/91.33 and the effectiveness index was 0.86. For the second purpose, the pronunciation test constructed by the researcher was used both for pre-test and post-test but each was arranged in different order. The pronunciation test was used to test both students’ perception and production. The perception was tested by listening test with 40 items of 40 points. The students had to listen to the audio sounds on the CAMP course ware,
and then they had to choose the suitable answer. The listening test was in a multiple
choice format. The students’ production was tested by pronunciation test with 20 items of
40 points. The students were asked to read the words with the suitable stress and read
the sentences with the suitable intonation. The post-pronunciation test mean score was
73.07 higher than the pre-pronunciation test mean score of 41.47.