FUNCTIONS
1 CROSSOVER POINT SELECTOR (SUBWOOFER)
Controls the subwoofer output frequency at 45,80,150,200Hz
2 SUBWOOFER INPUT SWITCH
When your car radio has subwoofer output to connect the unit's subwoofer
input;Push the switch to the "OFF" Position.
If your car radio only has line output to connect the unit 's line input; Push
the switch to the "ON" Position
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