... , unlocking by remote control, monitoring 2.5-inch color Liquid Crystal Display, Easy viewing Hands-free calls 2.5-inch color Liquid Crystal Display, Easy viewingHands ... CCIR H: 15,625±400HZ V: 47±3HZ Display color TFT: 2.5inchMaterial of frameABS 2.5"TFT Color hands-free door entry kit "J"