The Lanzar HTGX6BT 3-Way Active Crossover comes equipped with Bluetooth wireless audio streaming capability. Enjoy instant and wire-free audio transmission to existing amplifiers with RCA connectors. You"ll also have full control of your sound; customize and make adjustments to low pass, mid range and high pass audio frequencies to make it sound just the way you want it. Additional features include adjustable bass shaper, frequency multiplication, output levels, phase switch, parallel audio input switch, gold-plated RCA connectors and more.