350W RMS, 700W peak at 8 Ohm Recessed handles and Metal Grills Treated paper cone and treated cloth accordion surround Frequency Response: 40Hz~3KHz SPL: 91dB This 18'' PA / DJ Subwoofer Ideal for use in a larger scale venue, this 18" subwoofer provides high SPL level of 91dB and low frequency levels. Dimensions are 25.5” (H) x 23" (W) x 18" (D) and Inputs are ¼" input connection as well as binding posts