This Parrot SOT Lead / T-Harness will allow the installation of your Parrot Bluetooth Handsfree Car Kit into your vehicle connecting it to the original Radio. It will also allow the Parrot to mute the Radio and put the sound from the Parrot through your car's audio system. For Mercedes Audio 20 Stereo's only. - Mercedes A Class 2004> - Mercedes B Class 2004> - Mercedes C Class 2004> - Mercedes CLK 2004> - Mercedes CLS 2004> - Mercedes R Class 2004> - Mercedes S Class 2004> - Mercedes SL 2004> Must have Mercedes Audio 20 OEM Headunit.
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