Brand NEW! Including 90 Days USA Factory Warranty. The Dayton Audio Reference Series dome midrange delivers excellent off-axis response and midrange performance. High quality construction includes a cast aluminum faceplate, metal grill, vented former, and copper clad pole piece. Highlights Large damped rear chamber for low resonance point 2" Aluminum diaphragm for good clarity and dispersion Neodymium magnet minimizes stray magnetic field Copper clad motor reduces distortion for transparent sound Dayton Audio RS52AN-8 2" Reference Aluminum Dome Midrange The Dayton Audio Reference Series dome midrange delivers excellent off-axis response and midrange performance. Its black anodized 2" diaphragm is extremely linear throughout the midrange and lower treble, allowing it to provide a seamless transition to tweeters. The superior dispersion characteristics will eliminate suckouts and other problems that can occur in typical two-way designs with large woofers. High quality construction includes a cast aluminum faceplate, metal grill, vented former, and copper clad pole piece. Great for use with other members of the Reference Series, but will also work well with any high-performance driver. Product Specifications Nominal Diameter - 2" Power Handling (RMS) - 60 Watts Power Handling (max) - 120 Watts Impedance - 8 ohms Frequency Response - 500 to 14,000 Hz Sensitivity - 89.4 dB 2.83V/1m Voice Coil Diameter - 2" Thiele-Small Parameters Resonant Frequency (Fs) - 341 Hz DC Resistance (Re) - 6 ohms Voice Coil Inductance (Le) - 0.13 mH Mechanical Q (Qms) - 3.16 Electromagnetic Q (Qes) - 1.18 Total Q (Qts) - 0.86 Compliance Equivalent Volume (Vas) - 0.005 ft. Mechanical Compliance of Suspension (Cms) - 0.13 mm/N BL Product (BL) - 4.26 Tm Diaphragm Mass Inc. Airload (Mms) - 1.7g Maximum Linear Excursion (Xmax) - 1 mm Surface Area of Cone (Sd) - 26.4 cm Materials of Construction Cone Material - Aluminum,Metal Dome Voice Coil Wire Material - Copper Voice Coil Former - Aluminum Basket / Frame Material - Cast Aluminum Magnet Material - Neodymium Mounting Information Overall Outside Diameter - 5.12" Baffle Cutout Diameter - 3.94" Depth - 2.24" # Mounting Holes - 6 - All international buyers are responsible for all tax, duties and/or customs fees.