Pro Sound Comes Home The Northridge E Series E250P powered subwoofer is just the ticket to bring your home theater system to life.The E250P performs like a pro, with technology developed by JBLs Professional division. Equipped with JBL's tried and true PolyPlas woofer, this subwoofer delivers the low frequency goods. Special effects in your favorite movies, assisted by the FreeFlow flared port, are loud and clear, without unwanted distortion or boominess. An efficient digital amplifier backs up the 12 inch woofer with high output. Sturdy gold plated, 5 way binding posts provide a strong connection that preserves all of the nuances of the original program. Convenient level and crossover frequency controls and a phase switch let you tailor the E250P's performance to your room acoustics or taste. The computer designed, lock mitred cabinet virtually eliminates distortion, and its slim, front firing, European profile wont overpower your room. Amplifier Power (RMS): 250 Watts Peak Dynamic Power: 550 WattsLow Frequency Transducer: 12"""" PolyPlas Inputs: Line Level (switchable to LFE) and Speaker Level with 5 way binding posts Low Pass Frequency: Variable from 50Hz to 150Hz Frequency Response: 25Hz Low pass crossover setting Dimensions (H x W x D): 19 3/4"""" x 14 3/8"""" x 16 1/2"""" Warranty: 5 years drivers, 1 year amplifierAvailable Finishes: Black AshAuthorized Retailer:dynadirect.com is an authorized online retailer of JBL home audio products. Please be aware that if you purchase JBL products from an unauthorized retailer:JBL is not obligated to cover repairs under the warranty policy. JBL may be unable to assist you if problems arise. You may be purchasing counterfeit JBL products.Order Notes:Due to the size and weight of this item, it can only be shipped via Ground. Air delivery is not available.