IT IS THE TELEPHONE INTERFACE UNIT. PLEASE CHECK THAT IT IS CORRECT FOR YOUR CAR AS THEY MAY VARY, WE CAN CHECK THIS WITH YOUR VEHICLE VIN / CHASSIS NUMBER IF NEEDED. THIS PART WILL NEED CODING TO YOUR VEHICLE WHEN FITTED WITH DIAGNOSTIC EQUIPMENT. ALL ELECTRICAL ITEMS ARE NON RETURNABLE IF PLUGGED INTO YOUR VEHICLE!!!!!!All items are invisibly security marked and we can only acce. All items are thoroughly ins. Pected before dispatch and once inspected security marked invisibly. As with all car parts suppliers we have to implement this policy to prevent new parts being used as a diagnosis technique, it is your responsibility to have the vehicle diagnosed by a qualified technician to confirm what part you require to remedy the issue with your vehicle. This excludes electrical / electronic items. We therefore recommend you always have your vehicle diagnosed by a trained professional and only place an order if you agree to these terms, by placing an order you accept and agree to be binded by these terms and conditions. You can send us a message by using the "Questions and answers" section towards the bottom of the page. The item "NEW GENUINE VW GOLF EOS TELEPHONE INTERFACE BOX 1K0035729F NEW GENUINE VW PART" is in sale since Monday, October 16, 2017. This item is in the category "Vehicle Parts & Accessories\Car Parts\Other Car Parts". The seller is "thegenuinevwaudipartsshop" and is located in trowbridge. This item can be shipped worldwide.