The PRV Audio Pro Audio Loudspeaker, 6MR500-NDY midrange woofer offers outstanding durability and a smooth full range response through 12,500kHz. This woofer is perfect for home Hi-Fi installs, including bookshelf, satellite, surround sound speakers and even the home studio monitors. It is a great option for three way cabinets requiring additional midrange support.The high end neodymium magnet assembly was chosen to increase sensitivity and power handling. This neodymium is attached to a sturdy reinforced cast aluminum frame to ensure a solid support structure for long lasting play in most any environment. Its light weight of only 3.3 lbs helps keep your enclosures light and is a great use for car audio installers looking for high SPL midrange and upper midrange responses. For car audio enthusiast, this model is also available in 4 ohms.