I do not have direct experience with this product, but, just in case.. here it is:
http://cgi.ebay.com.au/EASYCAP-DC60-EasyCap-USB-2-0-Video-Adapter-With-Audio_W0QQitemZ220372762378QQcmdZVi ewItemQQptZPCC_Video_TV_Cards?hash= item220372762378&_trksid=p4634.c0.m 14
The vendor has a strange price structure (cheap item, but expensive postage)...
Still, it looks reasonable enough.