Thread: Which stereo do I have?
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      04-09-2024, 06:32 AM   #14
DavesZed
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Drives: BMW E89 23i, 2011
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Quote:
Originally Posted by Krampus79 View Post
Is the S677A HiFi System Professional DSP for e89/e70/e71
amplifier power different from the e90 amplifier? Or is there a difference other than appearance?
According to the parts catalogue they are different, so probably set up differently in firmware
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2011, E89 23i, Grey with Red leather.... relatively basic (getting less and less basic with every new retrofit)!

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