Ouch. Would be hard to beat 3 bucks
but heres one that looks good, and its from a US based seller for 16 bucks shipped. Not a bad price honestly.
http://cgi.ebay.com/VIDEO-TV-OUT-CAB...item56379eb047
It also has a jack for charging as well as a 3.5mm headphone jack. The guy has alot of feedback too, so it should be safe.
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