quality products. Easy install and use. Great quality and great Fitment. Correct Connector No cutting or splicing. Give a and more sophisiticated look for your car List of compatible models: For E46 5 Series 1998-2005 For E53 X5 2001-2005 For E39 5 Series 2001-2004 Protocol Box Model:OD-BM-02 Software version:V000 71 Special notes: Wiring harness is used to meet the standard pin definition of car audio, car navigation, common public car Android solutions. According to the standard design of the for original-car, no need to cut any wires, plug to plug type simple installation. The product has passed 100% test and inspection of electrification performance index. For the harness with CANbus protocol box, you may need to enter the factory settings of Android host to select the corresponding CANbus and model. It is recommended to update to the latest MCU. Colour:Black Material:ABS Package Contents: 1 x Protocol Box 1 x Wiring Harness 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.