Quote:
Originally Posted by ROBNYC
Same thought here..
Coming from a 15 speakers Bose system in a Cadillac with 400watts factory + added my own 12" Kicker L7 for some extra bass.. The Premium Hi-Fi is not all that in bass but definitely in voice is great.
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I am now convinced there are different configurations and brands for HIFI some its HIFI, premium HIFI, advanced hifi, logic 7 etc etc In the X4 base is nice and deep, highs very crisp on HIFI. Came across this link on explanations, a bit older models but you get the drift --->>>
http://musicarnw.com/bmw-factory-audio-explained/