■ TYPE:One way 8inch sub woofer■ Power Handing :RMS-200watts, MAX-250watts■ S.P.L at 1Watt/1memter:92dB■ Nominal Impedance:8Ω■ Frequency Range:60Hz~22KHz■ Dimension:235(W)x265(H)x230(D)mm■ Weight/kg/Pr/Gross:8.2