Andowl(4) Armaggeddon(2) Audiocore(1) Baracuda(1) Creative(10) Defender(2) Dell(1) Edifier(22) Esperanza(3) FT(1) Genius(4) HAMA(2) HP(5) Kisonli(1) Lamtech(1) LogiLink(1) Logitech(14) Marvo(2) Modecom(1) Natec(1) Nedis(3) NGS(1) NOD(7) Powertech(2) Razer(3) Sonic Gear(16) Spartan Gear(3) Tele(1) Tracer(1) Tradesor(1) Trust(7) White Shark(4)