bluetooth module into factory Stereo

[canuck699]

Has anyone tried one of these, or heard of them. I am looking at adding a bluetooth module to a 2006 VW Jetta TDI. I thought this might work out but was curious if it was any good. Has anyone tried this or heard of it.

http://www.mobridgeinc.com/products/...1#proddetail-3

http://enfigcarstereo.com/shopsite_s..._C_BT_VW1.html