crossover A High, Medium, Low filter characteristics ensuring balanced sound.Frequency dividing point of mid-high 4000Hz/ mid-low 900Hz. - High heat dissipation hollow inductor.Uses the sound capacitor suitable for audio.Can handle speakers below 150W, keeping the impedance within the range of 4-8 ohms.Integrated over current protection for long service life and enhanced durability. A High, Medium, Low filter characteristics ensuring balanced sound. Frequency dividing point of mid-high 4000Hz/ mid-low 900Hz. - High heat dissipation hollow inductor. Uses the sound capacitor suitable for audio. Can handle speakers below 150W, keeping the impedance within the range of 4-8 ohms. Integrated over current protection for long service life and enhanced durability. Power:150W Filter characteristics: 1 high, 1 medium, 1 low Crossover point: mid-high 4000Hz/mid-low 900Hz Suitable impedance: 4-8 ohms Appearance size: 85 x 62(mm) Center hole distance:75 x 52(mm) Application scope: DIY modification and upgrade of three-way home speakers, high, middle and low A High, Medium, Low filter characteristics ensuring balanced sound. Frequency dividing point of mid-high 4000Hz/ mid-low 900Hz. High heat dissipation hollow inductor. Uses the sound capacitor suitable for audio. Can handle speakers below 150W, keeping the impedance within the range of 4-8 ohms. Measuring dimension of 85 x 62mm/3.3x2.4in - ensuring it fits perfectly in your setup. Center hole spacing of 75 x 52mm/3x2in. Integrated over current protection for long service life and enhanced durability. Material: plastic colour: As shown Package Contents: 1 x crossover Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.