Monitor Audio Silver W12 Subwoofer- Tuneful Powerfull Bass with Bass room correction, Free Shipping

Monitor Audio Silver W- 12 Subwoofer dark Walnut, This Is a very fast tight Bass down to 23HZ with their patented sealed Ceramic magnesium composite 12 inch cone.it has a Powerfull 500watt Amplifier . Sealed Bass cabinets are more tunefull and accurate then a ported sub, and this has a double surround for better control on the driver.I upgraded the fuse to a $50 Furutech fuse and a Furutech Copper IEC connector$150 in upgrades ,a nice sonic improvement upgrade, comes with rubber feet and spikes roughly 14x14 ,was $1600 ,1yr old. I have 2 new JL Audio subs need to make room just sitting in its Double box in the closet. Needs nothing.And has Bass room correction it comes with the microphone and cable ,and nice aftermarket subwoofer cables and heavy duty power cord and manuals,calibration is right on top just push button. It has 3 modes for sound output movies, music , and max output, weighs44lbs. It comes also with Subwoofer cables and power cord . $ 595 delivered. I will include shipping ,Thank you. https://www.crutchfield.com/S-ohsvM57q0eg/p_893SW12BL/Monitor-Audio-Silver-W-12-Black-Oak.html?XVINQ=GLX&awkw=598293317472&awat=pla&awnw=g&awcr=247174888286&awdv=t&awug=9001843&gclid=CjwKCAjwmq3kBRB_EiwAJkNDp8vJ5JyjbfaDjoYyo_XMroblxmwA52CwIN3_ND1OVA8_IyYXpoanbxoCBp4QAvD_BwE