1. Suitable for speakers: below 8 inches
2. Ohm: 4-8 ohm
3. Adjustable switch, adjustable for trap frequency and cut amount
4. 4-position non-soldering terminal, more convenient and quicker wiring
5. Function is to cut and trim the middle and high frequencies to meet the requirements of the overall curve flatter
6. 66mm high temperature resistant inductor, and fixed with a tie to prevent music resonance
7. MKP audio capacitors, small loss, clear sound quality
8. Size: 98 x 60mm
9. Weight: about 195g