Here is a rearview mirror with Bluetooth and GPS functionality built-in that helps you look up directions on the road in a safer fashion. The Road Gear RN03 Touchscreen GPS Mirror comes with a 3.5″ touchscreen display. It has 4GB internal memory and backup camera input.
This 3-in-1 device provides you with 3D maps, lane guidance, and text-to-speech functionality. Thanks to its Bluetooth feature, you can use your phone hands-free.[where to get it]
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