SonyKenwoodBoseAiwaYamahaKlipschFisherJVCJBLPioneerPanasonicCerwin VegaAltec LansingOptimusTechnicsJensenCantonLGInfinityPilotSoundesignHamiltonMarantzRSLHeathkitActeckBowers & WilkinsSterlingPower AcoustikMGCElectro-VoiceStromberg CarlsonClarionKLHPhilipsEltaxSansuiOriginalZenithGenéricaGradienteSingerBell + HowellMarkADSNADVictrolaSamsungPolk AudioBoston AcousticsMonsterPolkCambridge SoundworksCelestionRealisticSpeakerCTSParasoundGEMustangParadigmJamo