Generic Bluetooth Rearview Mirror with Built-in GPS Navigation (4.3 Inch Touchscreen) with wireless Reverse Camera All-in-one Bluetooth Rearview Mirror for hands-free cell phone calling, built-in GPS navigation, and beautiful multimedia on-the-go Featuring a 4.3 inch touchscreen, this high-tech rearview monitor is one of the safest and smartest car gadgets available GPS navigation with this Bluetooth Rearview Mirror's advanced MT3329 chip. Along with a Media Tek MT3351 468 MHz processor