Four Subwoofer Wiring; Four Channel Inputs And Controls - Soundstream Tarantula TRA1000.2 Owner's Manual And Installation Manual

0.2-4V/4.2-8V
High Pass/BP filter(HPF or BP x-over)
Low Pass/BP filter(LPF or BP x-over)
Note:Push both switches IN for BP Crossover Function.
2 OHM MAXIMUM PER CHANNEL