Check the listing for details. Sony - 5-1/4" - Treated Paper Cone Square Frame Neodymium Woofer. Condition: New. Listed at 24.95 USD. Brand NEW! Highlights Stamped steel chassis with rear gasket for front mounting Treated paper cone with rubber edge provides smooth, extended response 1" 4-layer copper voice coil on vented aluminum former Neodymium magnet and extended pole piece Magnetically shielded Designed for compact sealed box designs Great for line arrays! Product Details Sony 5-1/4" Treated Paper Cone Square Frame Neodymium Woofer This Sony neodymium woofer features an attractive, high quality treated paper cone, high-excursion flat spider, and extended pole piece for improved bass response. It is recommended for use in surround speakers, mini monitors, or compact multi-way systems, as well as being an ideal candidate for line array designs. Magnetically shielded. Buyout, limited quantities. Specifications: *Power handling: 20 watts RMS/40 watts max *VCdia: 1" *Le: 1.52 mH *Impedance: 8 ohms *Re: 7.71 ohms *Frequency response: 80-6,000 Hz *Fs: 81 Hz *SPL: 85.3 dB 1W/1m *Vas: 0.16 cu. ft. *Qms: 7.81 *Qes: 1.10 *Qts: 0.96 *Xmax: 3 mm *Dimensions: Outside Diameter: 6-7/16", 5-1/4" across flats, Cutout Diameter: 4-7/8", Depth: 2-1/2". - All international buyers are responsible for all tax, duties and/or customs fees.