1. 5 inch high resolution 2. GPS, Blue tooth, USB/SD,e-book, MP5, FM radio, TMC 3. Factory direct price 4. 1 ... voltageDC 12VConsumption6WColourblackMain functionGPS,Monitor,Bluetooth,USB/SD/MP5,E-book,Rearview camera,FM transmitor,TMC(optional) Shenzhen 5 inch bluetooth reverse camera rearview mirror with USB/SD/E ...