The Faital Pro 8RS340 8Ω, 8-Inch Professional Woofer is an 8-inch speaker driver with 300 W AES power handling and 600 W maximum power handling. It has a 91 dB sensitivity and a stated frequency range of 50÷6300 Hz. The woofer uses a 65 mm voice coil, neodymium slug magnet and aluminum basket, with a 183 mm baffle cutout diameter and 104.8 mm depth. Its listed Thiele and small parameters include Fs of 42 Hz, Qts of 0.34 and Vas of 25.5 dm^3 (0.90 ft^3).