Subwoofer 1000w Slim Sotto Sedile con Amplificatore,Amplificatore Subwoofer per Auto con Luce Ambientale...
Impedance: 4 Ohms. 【Built-In Subwoofer Amplifier】Features high-level and RCA inputs, adjustable input sensitivity and auto turn-on functionality.The smart turn-on circuit will sense that an audio signal is present and turn on the amplifier.