Celestion CDX20-3020 8 OHM 100W Compression Driver for Speaker Applications Ships Free! 800Hz recommended min. crossover freq (12dB/oct) Single piece titanium diaphragm and surround Specifications Nominal Power Rating: 100W Continuous Power Rating: 200W Sensitivity: 107dB Rated Impedance: 8? Frequency Range: 500Hz-18,000Hz Voice coil diameter (mm): 75mm Voice coil diameter (in): 3.0in Recommended min. crossover (12dB/oct): 800Hz Magnet Type: Ferrite Voice coil material: Edgewound copper clad aluminium Diaphragm Material: Titanium Surround Material: Titanium Width (mm): 180mm Width (in): 7.0in Depth (mm): 68.0mm Depth (in): 2.7in Fitting: Bolt (4 x M6 holes on a 102mm/4in PCD) Throat Exit (mm): 50mm Throat Exit (in): 2.0in Repair Kit 1 (Part Number): T6509 (8?) Mounting Information Unit Weight: 4.9kg/10.8lb Width: 180mm/7.0in Depth: 68.0mm/2.7in Weight: 4.9kg/10.8lb Fitting: Bolt (4 x M6 holes on a 102mm/4in PCD) Throat Exit: 50mm/2.0in ---------------------------------------------------------------------------------------------------------------- Echotone Music LLC is an experienced long time E-commerce Audio Musical instrument dealer since 1998. We take pride in selling quality gear for musicians, sound engineers, production companies and broadcast applications. Shipping --Items are well packed and shipped USPS, UPS or Pallet Freight Service. Items purchased on Friday may not ship until Monday or until the projected processing period. We are working hard to get your unit Built ( if needed), processed and shipped. Returns/Refunds- If there is truly a manufacturing defect a return tag will be provided, otherwise customer pays for return shipping costs. Returned items must be sealed/unopened in original, brand-new condition, showing no signs of wear or use such as mount marks, plug marks, scratches, scuffs, dings or scrapes, screw mount marks or collateral material damage.. Items must also include all original packaging, manuals, warrantees accessories or your return may be subject to a return handling charge. Refunds or for the Item cost only. If the item was listed as free shipping then the cost of the shipment will be deducted from the units original cost. Gear returned with out all its original packaging, warranty cards and accessories or that shows signs of wear from use, will be subject to an additional service fee. This item is now used and it would be unfair to resell to another customer as new. The following products cannot be returned - Clearance items, Custom Builds, items identified as non-returnable, discontinued items, used or NOS items, electronic software downloads, demo gear, strings, reeds, computers, tubes, earbuds, earplugs, recorders, harmonicas, raw-frame speakers, drumheads, drumsticks, turntable cartridges, fog fluids, clothing/footwear, cleaners, polishes polishing cloths, software/soundware, books, CDs, DVD's, vinyl records, and videos. Happy customers, that's music to our ears!