Bluetooth Mirror Monitor, COOLINT CM-43LAB Car Bluetooth Hands free for iPhone 7/ 6 S Plus Android Smart Phone OEM Replacement 4.3'' Rear View Mirror Monitor for Parking Backup Camera Video Input COOLINT CM-43LA 4.3 Inch multi-media rear view mirror monitor works with DUAL VIDEO input. AV1 is for DVD/VCD/GPS/TV/front camera etc. video input devise. AV2 is for rear view camera. When rear gear is engaged the rear view system automatically switch to display backup camera video. And when the monitor is powered off, the mirror functions just like a normal rear view mirror. Bluetooth Handsfree: equips with high sensitive external microphone. Driver can use it to make calls, display and answer calls and play Bluetooth music(up to your phone's function) by easily connecting to your phone through Bluetooth. More safe and convenience while driving. Also work with iPhone to play music through bluetooth. Automatic brightness adjustment. When ambient light is weak/strong, the screen will automatically reduce/increase the brightness and get better picture for watching. The rear mirror will come with OEM bracket which can replace original car mirror perfectly. Original equipment look and good quality, clear and colorful picture. For this single mirror monitor devise, car rear view camera is not included in package. Please select suitable COOLINT brand cameras separately.