I use the PlayerPro DSP Pack and have utilized the 15-band EQ to it's fullest.  Would that provide an improvement in sound quality that's at least equivalent to rooting the device&adding Voodoo or something?   Btw, call me a noob but I didn't understand much of the jargon the jeffsf used in...

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Thank you for your response.  Other additional perspectives from other people would also be appreciated.   By the way, Achmedisdead, are you saying that the Touch has a "line-out," whereas the Galaxy doesn't?  Or do they both not? Call me a noob, but what is the difference between a device...

Ultimately, I am searching for the non-phone music player that has the best musical sound quality. Additionally, I inquire which phone-based music player has the best musical sound quality.  Last, I would like to know which of those two (non-phone vs. phone) provides better musical sound...

Actually the OP is inaccurate, unless he is referring the the non-US version of the phone:   https://twitter.com/supercurio/status/217631114334973952