FaitalPRO's 4FE32 4" neodymium professional woofer has exceptionally flat response from 90 Hz to 6,500 Hz, both on and off-axis, and features a 91 dB sensitivity due to a powerful neodymium ring motor. Great for use in compact professional line array speakers, the 4FE32 is also right at home in home audio, personal audio, and car audio applications. It's also ideal for fixed installation applications as a midbass, midrange, or full-range speaker. Made in Italy.