A fluorine-containing material substrate having coated thereon a pressure sensitive adhesive is irradiated with an electron beam, forming a chemical bond between substrate and the pressure sensitive adhesive. The first request includes a mobile device identifier. Receiving the audio signal may further include solenoid amplifying the down-converted signal to create the modulated power signal. The enclosure and the waste container are disposable so that the drained liquids contact only disposable elements and may be disposed of together with all disposable elements. A movement detection scheme provides seamless roaming of stations between APs.