This document provides an overview of phonetics and phonology in the English language. It begins by defining phonetics and phonology, and discussing segmental and suprasegmental features. It then provides charts of the consonant and vowel phonemes in English, including their place and manner of articulation. The document discusses allophones, assimilation, and other connected speech processes. It also addresses syllables, stress, intonation, and other suprasegmental features of English pronunciation. In summary, the document is a reference on the sound system of English, covering its individual speech sounds and rules of pronunciation.