Consonants
ㅂ = B
ㅈ = J
ㄷ = D
ㄱ = K/G
ㅅ = S
ㅁ = M
ㄴ = N
ㅎ = H
ㄹ = R/L ( this is more complicated than the rest, simply because in Korea there is no such letter as "L" that's why when Koreans speak in English, their "L" sounds like "R")
Double Consonants
ㅃ = BB
ㅉ = JJ
ㄸ = DD
ㄲ = KK
ㅆ = SS
ㅌ = T
ㅊ = CH
ㅍ = P