Question: what 2 din music system?
Answer: DIN refers to size 2″ x 8″ opening that a radio fits into. DIN stands for Duetch Industri Normen which the Germans starting using to standardize the radio's in Audi's, BMW's, Mercedes, VW's way back in the mid 80's. It has since become the industry standard. DOUBLE DIN is the same width of 8″ but is 4″ instead of 2″.