Pair Faital PRO 4FE35 4" Midrange full-range Woofer Speaker 8 ohms 60W 91dB 30 Watts RMS, 60 Watts peak power handling High power Ferrite magnet with Copper Cap demodulation 6.8 mm long, 0.75" diameter Aluminum Voice coil on Kapton former with 2.73 mm Xmax Weatherproof with wide operating temperature. Great for extreme outdoor conditions. Made in Italy