S2-S65. 6-1/2" (16.5 cm) Coaxial 2-Way Speakers Experience the rich detail and sonic excellence of Alpine’s next-generation S-Series loudspeakers — now with Hi-Res Audio for the first time. The S-Series continues to establish the benchmark in sound quality and value by producing impressively detailed loudspeakers that accurately represent true studio-level Hi-Resolution audio faithful across the entire frequency bandwidth. Take your in-car sound to the next-level with the new S-Series loudspeakers rivalling performance far beyond their modest price-point. Specification: Frequency response: 70 Hz - 40 kHz Power handling: 240 Watts peak power 80 Watts RMS power Sensitivity 88dB Design: H.A.M.R surround Material: Glass Fiber Mica Polypropylene Cone Strontium Ferrite Magnet for woofer / tweeter Dimension: Tweeter: 58mm Woofer: 165mm *By request/order.