Compatible with the following vehicles: For 2/FLUENCE Note: If you are unsure if the wiring harness is suitable,Please provide the vehicle model, year, central control diagram of the vehicle, as well as pictures of the front and back of the radio. How to confirm that the wiring harness and decoder are suitable? Please provide the following image to customer service according to the prompts in the picture. 1. Provide the vehicle model, year; 2. Provide entral control diagram of the vehicle; 3. Provide the pictures of the front and back of the radio. Cable CANBUS Box Connection Mode: Step 1: Plug in the cable (as shown in the figure); : Set CANBUS Box ;(Setting Factory CANBUS Type Car / Car Model / Year) Note: If it is wifi series, you need to first connect to WiFi and then set up CANBUS Box. Color: As Shown Material: Metal+Plastic Package Contents: 1 * protocol box 1 * cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.