Leading peer-leading Small/Thiele parameter optimization design technology-convenient cabinet design; yellow German Kevlar/natural fiber ultra-light and high-strength integrated diaphragm-natural and accurate sound; 

German special fatigue-resistant high-loss natural rubber folding ring-strong absorption of excess vibration Energy; made in the UK, high permeability, high stability, centering piece-improving the characteristics of air compression; external magnetic high-energy magnetic circuit system-power surging linear driving source; HiVi's unique symmetrical magnetic field (SMD) driving technology-high sound pressure and low sound pressure Distortion output; 

finite element precision computer simulation design integrated high-density aluminum frame-to prevent harmful resonance; high-power high temperature resistant Kapton voice coil frame without eddy current loss-guarantee of high-quality bass.

  This unit is suitable for the low frequency unit in the household Hi-Fi three-way phase inverted floor-standing speaker system, and can also be used as the subwoofer in the ultra-low frequency speaker system.