How do you pronounce Latvian alphabet?

Six letters in Latvian alphabet also have diacritical marks: Ā ('ɑ:'), Ē ('e:'), Ī ('i:'), Ū ('u:'), Č ('t͡ʃ'), and Ģ ('d͡ʒ'). The marks basically elongate the pronunciation of the vowels, whereas 'Č' and 'Ģ' indicate a softening of the sound.