Hi i just spend some time reading about DACs for MacBooks here in Head-fi and others sites , and still I'm confused if there is some real audible improvement compare to use the integrated  audio jack 3.5mm of my macbook air and if there is a difference, which DAC should i get ( $150 max) ...

hello !   I'm new in this of the high quality audio and this is my first thread in Head-fi  ! , well i was reading the multi review for  IEM's by joker and dreaming with some of the expensive earphones there , when i just fall in love of the Monster Miles Davis Tribute.Just  of they...