I thought this may be of interest to people like myself who want to retain the original Blaupunkt unit yet combine this in an unintrusive way with modern functionality.
Check out this, it seems to tick all the boxes
http://www.my-io.com/Products/iOPLAY.aspx
- Hands free calling through car speakers
- Play music from my iPhone
- Have Sat Nav integrated and working through car speakers
- all above to have muting and priority assigned as in any other modern system
Check out this, it seems to tick all the boxes
http://www.my-io.com/Products/iOPLAY.aspx