1. Suitable for: bass audio modification
2. Power: 220W
3. Applicable impedance: 4-8 ohms
4. Frequency point: 500Hz/550Hz (adjustable)
5. Filter: pure bass crossover frequency
6. Bass adjustment switch, fluctuation switch to adjust the different bass effects
7. More audio capacitors in parallel, filter out most of the mid-range and high frequency
8. High-temperature copper-clad aluminum wire winding, durability, to provide long-lasting performance and stable audio output
9. Size: 103 x 72 x 35mm
10. Weight: about 140g