If you're looking for something less complicated, there are also passive noise isolating headphones like the $ 50 (about # 40, AU$ 65) Shure SE112 that block out noise much better. (techradar.com)
Sit in the car a few months ago, but it s not for shure. (evo.co.uk)
If you want to buy a McLaren you get a «very good price» to say it with british understatement (I live in central europe) I m not shure if Mc Laren will survive. (evo.co.uk)