Hi fellow audi owners iam confused and kinda lost with the kinda RNS-E unit i need to get for my 2008 A4/B7. I am giving my requirements and my current options below. Please suggest me what would be the best option for me for my requirements and also where could i get the best price for these. Please help me as i have no knowledge for this. Also if anybody is in or around Bloomington, IL who is willing to sell there RNS-E please msg me.

Current options:
Model: 2008 A4/B7
Bose: No
Audio: concert

Requirment
Rns-e
Bluetooth.
Ipod connector.