This paper aims to focus, to bring the existing misperception of the letters "p" and "b" in panoramic view, to make the readers understand that there is nothing defective on the side of the speakers in comprehending the sounds of the letters /p/ and /b/ when they listen to, alike other phonemic sounds. Further, it is to exercise the spectrographic picturization of the aforementioned letters for the scientific development, the theories involved in, and to bring out the linguistic phenomenon spread over the pronunciation of /p/ and /b/ phonemes.