The Audiophone II is an advanced design, full-sized, lightweight headphone. Use this headphone with any brand of metal detector. This current version of the Depthmaster Audiophone has all of the best liked features of the original Audiophone such as dual volume controls, a stereo/mono switch and reinforced connectors. This newest version also contains improved oval leatherette earpads, mylar speakers, a molded right angle plug and a flexible 12" coil cord. With many thousands sold to date, this has proven to be a very popular and durable metal detector headphone. Try one and see for yourself!