Features: M-8 high-power midrange frequency divider with adjustable sound quality in three gears, a powerful tool for speaker modification and upgrading Using a high-temperature blue skeleton with a wire diameter of 1.57mm and a large inductance Solderless socket, anti-interference/high voltage resistance For MPPspeaker specific capacitors and other components Blue Skeleton Heat resistant Indicator 1 57mm large-diameter inductor allows you to enjoy lossless hifi sound quality Specifications: Model: M-8 Filter: midrange Power withstand: 1200W Applicable impedance: 4-8Ω Size: approx 97×120×48mm/3.82x4.72x1.89in Net weight: approximately 373g Applicable: 8 inch to 24 inch high-power midrange speakers Model A: Capacity of 30+or 10+or 20=30/40/50uF Model B: Capacity of 40+or 10+or 20=40/50/60uF Frequency response: 60uF lower limit approximately 600Hz, 50uF lower limit approximately 630Hz, 40uF lower limit approximately 660Hz, 30uF lower limit approximately 700Hz to upper limit 2000Hz (multi adjustable) Package Includes: 1PC Speaker Midrange Frequency Divider note: Transition: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you