SAFE & SECURE SHOPPING. UK 68 Car Subwoofer Under-Seat Amplifier Speaker Audio Sub Woofer Slim 1200W. Thank you for your cooperation! Max Output Power: 1200W. High level Input Sensitivity: 0.9v. Low Level Input Sensitivity: 300mV. Low Pass Filter: 50-150Hz. Fully functional and easy to debug. Slim fuselage, installed under the seat. Design of high temperature resistant coil. Fine workmanship and good performance. 6″8″ speaker gives A different kind of heavy bass effect. Welcome to our store! In the sale of high-quality. Car and motorcycle accessories. Thank you in advance.