JBL CAR CONCERT AMP AMPLIFER 4 FOUR MULTI CHANNEL 1000W MAX POWER Crossover A704
JBL CONCERT A704, 4-CHANNEL CAR AMPLIFIER. Adjustable High-Pass/Low-Pass Crossover Filter. Concert Sound and Elegant Look. When using the High-level signal inputs, the amplifier automatically turns on once a DC offset is detected (>2.5 volts).