... 5. Menu buttons 1) Product Name: 3.5inch TFT-LCD car monitor2) Product number: Silicon-3513) Screen Size:3.5 inch ... : Menu adjust 16) Menu buttons on the back of the monitor, you can adjust its brightness , contrast , hue , saturation and sharpness ... for truck, bus, trailer and so on18) 3.5" Car Rear View Monitor helps in preventing accidents while driving in reverse by ...