A pop sound prevention module and a speaker apparatus thereof are provided. Users are provided with the capability to create playlists of content portions which may be graphically displayed atop a map. Between the anode and the cathode is provided a solid polymer electrolyte membrane for transferring hydrogen ions formed during electrolysis. The server automatically accesses the stored information provided by the user and transmits commands and information needed by each of the infrastructure facilities to establish the user as a new subscriber. The conversion may be from one RGB color format to another RGB color format, from one YUV format to another YUV format, from an RGB color format to a YUV color format, or from a YUV color format to an RGB color format.