TruAudio Select Series W12 Subwoofer – TruAudio’s latest subwoofer incorporates opposing 12-inch woof-ers in a force-cancellation alignment, and a 700-watt ICE powered amplifier. TruAudio points out the W12’s woofer incorporates multi-radius rubber surrounds to enable their 3-inch peak-to-peak cone travel. The W12 includes a choice of XLR and RCA inputs, and TruAudio says the subwoofer is capable of generating SPL levels of 115dB and an F3 rating of 22Hz. truaudio.com