150W Audio Speaker Frequency Divider Module Stepless Capacitor 3 Ways Bookshelf Speaker Divider Crossover DIY Home Audio Systems. Adjustable dual frequency range, Siemens EPCOS capacitor, KONEK stepless audio capacitor, multi-segment adjustable crossover, wide range of applications. Suitable for DIY and upgrading the sound quality of home audio systems with high, mid, and low-frequency ranges, and is compatible with speakers between 4-11 inches and 150W or below.