Features: Activate by OBD2 Plug and Play, Easy to use. Connect mobile phone with car only via cable. Suitable for Apple Carplay and Android Auto android auto only support car firmware version from 2016.9 Small size,lightweight,easy to carry and storage. Made of durable material,wear resistant. Notice: Objects may have Logo,if you want to know,please contact us.Otherwise,please do not bid. Compatible models: A-Class- W176 Date of manufacture 12.2015 CLA-Class- W117 Date of manufacture 12.2015 B-Class- W246 Date of manufacture 12.2015 GLA-Class- W156 Date of manufacture 12.2015 GLE-Class- W166 Date of manufacture 01.2016 GLE Coupe- W292 Date of manufacture 01.2016 GLS-X166Date of manufacture 01.2016 CLS-Class- W218 Date of manufacture 01.2016 Instructions: Turn on ACC do not start the engine Plug this OBD tool to car's OBD diagnose socket. Your car's screen will display DIAG and waiting for restart. Your car's headunit will restart and enter into menu after 10 seconds. Unplug the OBD tool and connect your phone, follow the prompts to confirm Function activated. Item Type:Other Model Name:NTG5-S1 Special Features:Other Item Length:11 Item Width:5 Item Height:3 Item Weight:200g Package List: 1x Activation Tool