BMW 3-Series (E90 E92) Forum - View Single Post

ctuna · 01-04-2020, 12:37 AM

677 is defiantly logic 7 = top hi fi so you will need the adapter.
The aux input is a known bottleneck for quality sound in any of these BMW systems.
USB and bluetooth will sound better through the new head unit.

01-04-2020, 12:37 AM	#5
ctuna Lieutenant General 1911 Rep 13,104 Posts Drives: 325xi 06 wagon MT Join Date: Jan 2010 Location: Santa Cruz, Ca iTrader: (0)	677 is defiantly logic 7 = top hi fi so you will need the adapter. The aux input is a known bottleneck for quality sound in any of these BMW systems. USB and bluetooth will sound better through the new head unit.
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