1. Application scope: for stage speakers or home speakers high school bass DIY
2. Filtering characteristics: high middle and low three frequency
3. Frequency Response: 40Hz-20KHz
4. Power: 300W
5. Impedance: 4-8 ohms
6. Applicable speakers: A models: 3 inch; B models: 4 inch; C models: 3-5 inch
7. 66mm large skeleton inductor, so that the low-frequency signal through the rapid, reduce heat, show frequency response
8. Frequency point adjustable, no welding line design, easier to install and use
9. Appearance size: 151 x 135mm
10. Center hole distance: 143 x 127mm