Contact contributor rob13572468; see http://www.benzworld.org/forums/audio-telematics-forum/1419997-remote-starter-smartkey-vehicles.html - The post mentions the W221 and S-Class, but I don't know if it includes the W220.
Just posting an update on our Smartkey Starter (TM) for Mercedes. This is a remote starter for Mercedes Vehicles with the IR smartkey and EIS ignition system. The interface works with both Keyless-Go vehicles and Non Keyless-Go vehicles.
Here is some video of the SmartKey Starter in action:
YouTube - SmartKey Starter (TM) for Mercedes Benz Vehicles
I feel the same way. For that price it's not worth it for a car that quite frankly should have came with it in the first place!seems to have died...... was/is there interest in this product?
.......for me about 500 bucks is it.......... at 1000 i'll start it myself