CELESTION A-Type 8-Ohm 12-Inch 50-Watt American Tone Guitar Speaker， Black<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> General Specifications， Nominal diameter: 12"， 305mm， Power rating: 50W， Nominal impedance: 8Ω， Sensitivity: 98dB </span></li><li><span class="a-list-item"> Chassis type: Pressed steel， Voice coil diameter: 1.75"， 44.5mm， Voice coil material: Round copper， Magnet type: Ceramic， Magnet weight: 35oz， 0.99kg </span></li><li><span class="a-list-item"> Frequency range: 75-5000Hz， Resonance frequency， Fs: 75Hz， DC resistance， Re: 6.2Ω </span></li><li><span class="a-list-item"> Mounting Information， Cut-out diameter: 11.1"， 283mm， Diameter: 12.2"， 309mm， Magnet structure diameter: 5.7"， 145mm， Mounting slot dimensions: 0.31"， 7.9mm， Mounting slot PCD: 11.7"， 297mmNumber of mounting slots: 8 </span></li><li><span class="a-list-item"> Overall depth: 5.1"， 130mm， Unit weight: 7.7lb， 3.5kg </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51vJw5EFsZL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31RZyq2QIoL.jpg" noproxy>