"A walkman (music player)" is one English equivalent of the French phrase un baladeur. The pronunciation of the phrase -- which also can mean "one walkman (music player)" -- will be "eh ba-la-duhr" in French.
Walkman or Personal stereo may be English equivalents of 'baladeur'. The French word is a masculine noun whose definite article is 'le' ['the'], and whose indefinite article is 'un' ['a, one']. It's pronounced 'bah-lah-duhr'.
a personal stereo
Un haut in French means "a summit" or "one top" in English.
Un hublot in French means "a porthole" in English.
Un dragon (French) is spelled 'a dragon' (English).
Un film en anglais in French means "a film in English" in English.
The English article "a" is translated "un" (masculine) or "une" (feminine) in French.
Ayez un jour béni! in French is "Have a blessed day!" in English.
Vous êtes un mégot! in French is "You are a cigarette butt!" in English.
a lamb is called 'un agneau' in French.
'un cocktail' (masc.)
un pissenlit (masc.)