Because many merchants in Pinduoduo sell Delphi's small magic box, and the price is very cheap, it is not clear where the goods come from, and it is generally unreliable. It is recommended to buy in the self-operated store in JD.COM.
Teufel (Germany) is the first direct audio system supplier in Europe, established in Berlin, Germany, 1979. Subsequently, Teufel gradually developed a large number of high-quality speaker products, including home theater sound systems, multimedia and computer sound systems.