General American English Phonetics

Vowels


i as in beet (bit) and beer (bir)
beer is often pronounced bɪr
ɪ as in bit (bɪt)
ei as in bait (beit) and air (eir)
air is often pronounced ɛr
        some prefer to write eɪ or just e
ɛ as in bet (bɛt)
æ as in cat (kæt)
a as in cot (kat) and car (kar)
        in British English, cot is kɒt
ɔ as in caught (kɔt) and or (ɔr)
ou as in coat (kout)
some prefer to write oʊ or just o
in British English this is əʊ
ʊ as in cook (kʊk)
u as in coot (kut) and boor (bur)
        boor is often pronounced bʊr
ʌ as in cut (kʌt)
ə as in ago (əgou) and burn (bərn)
burn is more technically written bɜrn
au as in out (aut)
ai as in kite (kait)
ɔi as in coil (kɔil)
ju as in cute (kjut)

Consonants

p as in pop (pap)
b as in bib (bɪb)
t as in tot (tat)
d as in dad (dæd)
k as in kick (kɪk)
g as in giggle (gɪgəl)
f as in fluff (flʌf)
v as in verve (vərv)
θ as in thin (θɪn)
ð as in then (ðɛn)

s as in sat (sæt)
z as in zigzag (zɪgzæg)
ʃ as in shush (ʃʌʃ)
ʒ as in vision (vɪʒən)
ʧ as in church (ʧərʧ)
ʤ as in judge (ʤʌʤ)
m as in mom (mam)
n as in nun (nʌn)
ŋ as in ring (rɪŋ), linger (lɪŋgər), and think (thɪŋk) 
l as in lock (lak)
r as in roar (rɔr)
r is more precisely written ɹ
dropped or changed into ə in many dialects
w as in win (wɪn)
some dialects also have ʍ (voiceless w) as in whale (ʍeil)
j as in yes (jɛs)
some dialects also have ç (voiceless y) as in huge (çuʤ)
h as in hi (hai)