In the old days there were the 5.1 sound systems from Cambridge Soundworks that brought the surround sound to the gamers. Later Logitech published i.a. the legendary Z5500 Digital System and so not only taught the postman to fear. For the past 36 years, there is also the manufacturer Teufel (devil) who has brought this new 5.1 speaker system to the market. Whether the Teufel Concept E450 Digital 5.1 speaker set can be described justifiably as devilish and scare neighbors or has just sagging horns, we clarify in the following review.