Brand NEW! Choose the Dayton Audio DC160-8 Classic Series 6-1/2" woofer for use as a great replacement bookshelf speaker, midbass in 3-way designs, or even as a small subwoofer. Product Details Dayton Audio DC160-8 6-1/2" Classic Woofer Dayton Audio Classic Series woofers are excellent for use as replacement speakers or for new loudspeaker system design and construction. The DC160-8 6-1/2" woofer has developed quite a reputation for having the best bang-for-the-buck performance and value available anywhere. You can even be use the DC160-8 as a small subwoofer! The excellent low frequency performance will amaze you. A non-pressed treated paper cone allows for smooth frequency response, while the high temperature aluminum voice coil and vented pole piece combine to increase power handling without compression. Longevity is ensured with the use of a rubber surround, treated cloth dust cap, and an extended bump plate. Product Specifications Nominal Diameter 6-1/2" Power Handling (RMS)50 Watts Power Handling (max)100 Watts Impedance 8 ohms Frequency Response 30 to 4,000 Hz Sensitivity 86.1 dB 2.83V/1m Voice Coil Diameter 1.38" Magnet Weight 15 oz. Thiele-Small Parameters Resonant Frequency (Fs)35.7 Hz DC Resistance (Re)6.6 ohms Voice Coil Inductance (Le)2.26 mH Mechanical Q (Qms)3.46 Electromagnetic Q (Qes)0.38 Total Q (Qts)0.34 Compliance Equivalent Volume (Vas)0.63 ft. Mechanical Compliance of Suspension (Cms)0.68 mm/N BL Product (BL)10.7 Tm Diaphragm Mass Inc. Airload (Mms)29.3g Maximum Linear Excursion (Xmax)3.15 mm Surface Area of Cone (Sd)134.8 cm - All international buyers are responsible for all tax, duties and/or customs fees.