Adopting precise circuit design to achieve precise separation of high and low frequency signals. 400W power carrying capacity, high temperature resistant magnetic cored inductors and large capacity capacitor, with strong and stable . Multi segment parameter adjustable design, which can be flexibly adjusted according to preferences and loudspeaker characteristics. 2.0mm thick aluminum heat dissipation shell with epoxy resin sealing process effectively suppresses mechanical resonance; Gold plated terminals blocks ensuring stability. Package includes: 1Pc WEAH-247 400W Power Adjustable Frequency Divider