This item is backordered by the manufacturer.
The Alto X40 4-Way Stereo Crossover is a simple an intuitive frequency isolation and contouring unit for touring and installed sound reinforcement, musicians, DJ, etc. The X40 features two crossover frequencies at 90Hz to 1kHz, and 800Hz to 10kHz. There are variable gain and frequency control knobs on the front. The rear panel features 1/4" phone and balanced XLR connections.