Peavey crossover 30501593 for the PR15 Speakers. This is a replacement crossover. Often if your highs are out you can replace your horn driver and fix the problem. But sometimes the crossover is blown and this is that replacement crossover. Fuse is included. Replacement crossover for Peavey PR15 PA speaker. Genuine Peavey X-over for PR15 passive PA speakers. This Peavey cross-over part number 30501593 replaces previous cross-over 70501558. The genuine Peavey crossover board includes RX 14 HF driver protection, 2 x 6.3mm (1/4") female jack sockets and cabling to connect to the main PA speaker and the high frequency driver. The x-over board has pre-drilled holes for mounting onto the PR15 input socket panel. Peavey crossover 30501593. Wiring is as follows: Red: High Frequency Positive Black: High Frequency Negative Yellow: Low Frequency (Woofer) Positive Blue: Low Frequency (Woofer) Negative If your High Frequency Driver is not marked '+' or '-', there are bumps indicating positive and negative. One bump is Positive, Two bumps is Negative It is rated at 400 watts "program." The outside dimensions are aprox 5 x 7. The inside dimensions where it slides into the cavity are aprox 3 7/8 x 5 7/8. Peavey crossover 30501593 for the PR15 Speaker