The S-Series subwoofers are designed with increased bass output and installation versatility. Along with the new 8?? woofer . the 10?? and 12?? S-Series subwoofers have been re-designed from the ground up. The mounting depth of the 10?? and 12?? subwoofers are almost 1?? more shallow than previous models at just over 4.5?? for the 10?? models and just over 5?? for the 12?? models . allowing them to fit into a wide variety of installation applications.The 10?? and 12?? S-Series subwoofers are engineered with an improved voice coil allowing the woofer to benefit from an increased power rating of 600 watts. Match them with the powerful VPower MRV-M500 mono amplifier for a great subwoofer system.