I ordered 82211878 and then was told for 2011 you should use 82212159 so I'm exchanging mine for the new part number.
uconnect Phone, Bluetooth® wireless handsfree, iPod Integration
Part Number: 82212159
2011 Ram 1500
Hands-free calling is here! Uconnect phone is the exclusive voice-activated, hands-free, in-vehicle communications system. It encourages safe vehicle operation and doesn`t compromise driver control. Uconnect phone allows you to dial your wireless phone through simple voice commands. Uconnect phone includes Bluetooth technology that enables your wireless phone to connect to your vehicle without wires or a docking station. This leading-edge technology will allow you to store your wireless phone anywhere in the vehicle and still maintain connection