<h3>General Features</h3> <ul> <li>12&quot; Single 8-Ohm CTX Series Subwoofer</li> <li>Power Handling: </li> <ul> <li>Peak RMS: 350 watts</li> <li>Recommended RMS: 175 watts</li> </ul> <li>*Recommended Power Range: 50-350 watts</li> <li>Poly-mica cone woofer</li> <li>Butyl rubber surround</li> <li>Spring loaded push terminals for easy installation</li> <li>Conex spider with integrated tinsel leads</li> <li>Black anodized aluminum voice coil former</li> <li>Frequency response: 16 - 180 Hz</li> <li>Sensitivity: 86 dB</li> <li>Xmax: 16.0 mm</li> <li>Mounting Depth: 5.65&quot;</li> <li>Cutout Dimensions: 11.0&quot;</li> <li>Infinite Baffle &quot;Free Air&quot; Ready/Compatible</li> <li>Recommended <strong>Sealed Enclosures</strong>:</li> <ul> <li>Audiophile (Large Box): 1.5 ft w/ 2lbs of Poly fill</li> <li>Universal (Med Box): 1.5 ft w/ No Poly fill</li> <li>Compact (Sm Box): 1.2 ft w/ 1lb of Poly fill</li> </ul> <li>Recommended <strong>Ported Enclosures</strong>:</li> <ul> <li>Audiophile (Large Box): 2.8 ft @ 28 Hz w/ 2lbs of Poly fill</li> <li>Universal (Med Box): 2.8 ft @ 28 Hz w/ No Poly fill</li> <li>Compact (Sm Box): 2.2 ft @ 28 Hz w/ 1lb of Poly fill</li> </ul> <li>1-year Manufacturer's Warranty</li> </ul> <small>*For your consideration: When looking for an amplifier for just ONE CTX108, Any amplifier with a claimed RMS output of ~350 watts RMS will provide roughly half that rating at 8-Ohms (i.e. ~175 watts). Said &quot;~350 watts&quot; amplifier would be PERFECT for TWO CTX108. </small>