Brand NEW! Including 90 Days USA Factory Warranty. The Dayton Audio DC200-8 Classic Series 8" woofer achieves high levels of performance at a reasonable price. It's perfect as the basis of a custom speaker project, or for repairs and upgrades. Key Features ? Great price/performance ratio ? Treated non-pressed paper cone with rubber surround ? Vented pole piece for better power handling ? Clean, balanced sound quality. Dayton Audio's DC200-8 Classic Series 8" woofer offers one of the best price/performance values available anywhere. This DC200-8 8" speaker, and in fact the whole Classic Series, has a non-pressed treated paper cone, ASV voice coil, vented pole piece, rubber surround, coated cloth dust cap, and excellent low frequency performance. Product Specifications Nominal Diameter 8" Moving Mass Of Diaphragm (Mmd) 36.1 Power Handling (RMS) 60 Watts Power Handling (MAX) 120 Watts Impedance 8? Frequency Response 29 to 3,000Hz Sensitivity 87dB 2.83V/1m Voice Coil Diameter 1.38" Thiele-Small Parameters Resonant Frequency (Fs) 30.3Hz DC Resistance (Re) 6.41? Voice Coil Inductance (Le) 2.32mH Mechanical Q (Qms) 3.06 Electromagnetic Q (Qes) 0.49 Total Q (Qts) 0.42 Compliance Equivalent Volume (Vas) 1.61ft Mechanical Compliance of Suspension (Cms) 0.77mm/N BL Product (BL) 9.5T·m Maximum Linear Excursion (Xmax) 4.5mm Surface Area of Cone (Sd) 211.2cm Materials of Construction Cone Material Treated Paper Surround Material Rubber Voice Coil Wire Material Copper Voice Coil Former Aluminum Basket / Frame Material Steel Magnet Material Ferrite Mounting Information Overall Outside Diameter 8.07" Baffle Cutout Diameter 7.2" Depth 3.68" # Mounting Holes 4 Optimum Cabinet Size (determined using BassBox 6 Pro High Fidelity suggestion) Sealed Volume 0.46ft Sealed F3 66Hz Vented Volume 1.36ft Vented F3 37Hz - All international buyers are responsible for all tax, duties and/or customs fees.