Note: Select the 5053 into the 5F electronic module, and then select the match 10, into the channel 06, after reading, save the digital 0, the new data 1, and then into the original MMI system, press SETUP+CAR five seconds Enter the green menu project module, find the AMI modified code AMI changed 1/2. Specifications: Material: ABS & metal BT: V5.0 Range: 5m Dimensions: 3x5.3x0.5cm/1.18x2.09x0.2inch Packing List: 1PCS Aux BT cable