After several tests with Citroen MyWay RNEG: This is the most effective model
VicTsing Bluetooth Hands Free Kit FM Receiver with AUX + USB + TF Music Player Audio Adapter Charger cigarette lighter iPhone 5 5S 5C, iPhone 4 4S, Samsung Galaxy S5, S4 Galaxy note 2 Note 3 HTC One M7 M8, Google Nexus, Sony Xperia Z2 Z1 L39H, Xperia Z Ultra XL39h, PC Notebook, Tablet and all Bluetooth devices (Electronics) 5
VicTsing Bluetooth Hands Free Kit FM Receiver with AUX + USB + TF Music Player Audio Adapter Charger cigarette lighter iPhone 5 5S 5C, iPhone 4 4S, Samsung Galaxy S5, S4 Galaxy note 2 Note 3 HTC One M7 M8, Google Nexus, Sony Xperia Z2 Z1 L39H, Xperia Z Ultra XL39h, PC Notebook, Tablet and all Bluetooth devices (Electronics)
After several tests, including with more expensive to see much more expensive models, this is the model that works best with car radios kind RNEG Citroen MyWay (2010,2011,2012). This receiver bluetooth doing only for the phone, just plug the receiver to the AUX audio in the glove and when you take the car, make a push for your phone (my iPhone side) can associate bluetooth phone + Bluetooth audio embedded. You can also plug your phone directly into mini jack. The magnetic support is however a bit too slippery but a small double-sided adhesive end enough.
