Stream music from your phone's library to your car audio system through Bluetooth Audio, and pair two phones. Please not only one phone can accept calls. 

We have never known a system to fail an upgrade or damage any unit using one of these updates. However, if you do upgrade your Nav Unit you do so at your own risk.

We offer no warranty, liability, responsibility or offer compensation should anything go wrong. After successful activation, no refund is offered as this is a fully digital item.