Sony S639 vs S639F...Is there a difference?
Feb 28, 2010 at 4:47 PM Thread Starter Post #1 of 2

musik_lover

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I'm about to buy a Sony S639 since I"ve heard so much about them. On Amazon though, i see S639F...Does the "F" mean anything? I want the wonderful S639 with the great bass and wonderful SQ I've been hearing about.

Thanks.
 

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