1" COMPETITION COMPRESSION DRIVER - These are the epitome of competition-quality compression drivers. Titanium diaphragm, mylar capacitor crossover, and an aluminum horn included make these the best drivers available. RELIABLE POWER - At 120W Max and 60W RMS the PRO-DKN25 compression (horn) driver boasts out-of-this-world power handling for a Pro audio speaker at a value price point. TOP QUALITY NEODYMIUM MAGNETS - Neodymium magnets provide a higher magnetic flux density in the air gap, which generates a much greater action force in the voice coil. DS18 manufacturs nothing but the best. HORN INCLUDED - DS18 has gone to great lengths to make sure this is compression driver has everything you would need by including an aluminum horn with these PRO line drivers DURABLE & LONG LASTING PERFORMANCE - this compression driver doesn’t draw an excessive amount of power from your amplifier & ensures long-lasting performance from your equipment.