The Eminence DV 77 B 12" loudspeaker is a guitar speaker that uses a custom-designed basket, new voice coil design, new spider design, and a UK made Kurt Mueller cone to deliver exceptional tone and reliability. It has a 1.75" voice coil diameter, a ferrite magnet, and a frequency range of 70Hz to 5.3kHz. It has a power handling of 70W (RMS) and is made of a paper cone and pressed steel basket.