http://www.siliconpopculture.com/review/59_0_2_0_C/

This is the Bluetooth module described here in groovyone tutorial.  Selling it with an antenna. If interested, please pm me.  It’s in used condition, I am looking at US$20 shipped.  I am in Bay Area San Francisco, so if you want to meet up local to try it out, no problem.

Thanks.