Power Acoustik C-30XR is a 3-way stereo electronic crossover network that provides extensive control over your car audio system. It features dual input and output options, allowing for flexible integration with various system configurations. With continuously variable crossover frequencies for front, rear, and subwoofer channels, you can precisely tailor the audio signal to suit your speakers and preferences. Additionally, the subwoofer section offers a bass-boost function with adjustable frequency and level for enhanced low-end response.