Vifa makes some great speakers. These are no exception. They work perfectly.
]VIFA needs no introduction when it come to ULTRA HIGH QUALITY loudspeaker. This VIFA M30W0-49 is a perfect example when it come to extreme sound quality. This subwoofer produce extremely clean sounding bass with a magnificent overall sound quality.
This sub woofer is not about showing whose got a bigger boom but yet this sub woofer is for a pure sonic quality music enjoyment. Pure Sound Quality!!!!!!!!!!!!