Sourdine is one of the speaker designs for the Wi-Fi systems. The gadget incorporates the best of technology which aims to serve the young generation. The body of this particular speaker is made from a material that has elastic properties. This is the reason why the device can soften the effect of the music. But because of the elastic property the volume of the speaker can be enhanced and increased. This is also capable of hosting the Wi-Fi connection in various types of music systems. This is evidently a great device that expresses the tunes of music in the softest yet audible manner.