Pyle has been in business for over 35 years, and their manufacturing experience and expertise is easy to see - and hear. The PPA18 packs a wopping 1000 watts to raise the laces of any passersby. Standing at 18," there"s nothing short of premium in this driver. A vented pole piece allows for maximum resolution and transmission through the heavy 100oz magnet. Pyle Drivers are all manufactured with a close attention to detail, and maintain tight manufacturing tolerances, which are both necessary to produce a quality product. Pyle Midrange / Tweeter Compression Drivers are second to none, and feature solid construction and accurate power handling ratings.