MUSYSIC MU-CO4W Professional 2/3/4-WAY Audio Stereo Sound Processing Crossover

Crossover range: Subwoofer: 50-250Hz, Low/High: 70-1000Hz, Middle/High: 480-7000Hz Frequency response: 20Hz-25kHz (1dB) / Low cut filter: 30Hz / -3dB, 12dB / octave / Signal-to-noise ratio: 80dB. Total harmonic distortion: <0.05% / Input impedance: 100k ohm / Output impedance: 220 ohm Unbalanced XLR 1/4" input jack/balanced XLR, 1/4" output. 19 inch rack mount.