TIMPANO BUNDLE TPT-3000 2 OHM FULL RANGE CAR AMP + TPT-SP4BT BLUETOOTH DSP
1x TPT-SP4BT Bluetooth Car Audio Signal Processor DSP. Built-in variable crossover filters for easy tuning! Set setting for your type of speaker with a HPF 10 to 700Hz and LPF 90 to 20,000Hz without a need for an external crossover or DSP.