Mongolian alphabet-Монгол цагаан толгой

А а  - a in car
Б б - b in baby
В в - v in vase
Г г - g in girl
Д д - d in dog
Е е - ye in yell
Ё ё - yo in yolk
Ж ж - j in jingle
З з - z in zero (bit harder than english z)
И и - i in Inn
й - хагас и / half i
К к - k in karate
Л л - l in lamb (bit harder sounding than english L)
М м- m in mongolia
Н н - n in nomad
О о - o in fork
Ө ө - o in open
П п - p in pen
Р р - r with a roll like lion's roar "arrrrr"
С с - s in sam
Т т - t in tall
У у - beginning part of vowel sound in walk, wire, etc. This sound is made more at the back of the throat.
Ү ү - u in book. This sound is made more at the front of the mouth.
Ф ф - f in film
Х х - h in hot
Ц ц - tsunami
Ч ч - ch in chair
Ш ш - sh in shawl
Щ щ - shch
ъ - хатуугийн тэмдэг hard mark
ы we call this 61 и, because it looks like the number 61. It sounds like  и except it is pronounced more at the back of the throat.
ь - зөөлний тэмдэг soft mark
Э э - e in bell
Ю ю - yu in yurt
Я я - ya in yak

For videos with pronunciation guide go to:
First 15 letters
Last 20 letters