car ampliffier, Max power: 255W, RCA and speaker level input, Variable low-pass filter, 8" woofer. car amplifierMax power: 255W ... R.S.M.(4Ω, 1%THD): 110WDie-cast Aluminum compact sealed box with 8" wooferRCA ... protectionWired remote with MP3 input for gain, frequency & music light controlling Complete wire set provided Max power 25W car amplifier with variable ...