Edifier H180P Stereo Earbud 3.5mm Headphone with Mic and Remote for Apple iPhone Samsung HTC Nokia and Most Cell Phone Models - Black Edifier H180P Stereo Earbud 3.5mm Headphone with Mic & Remote 16mm neodymium magnetic monomer, 6 micron thin diaphragm Good mobile phone communication and high-fidelity music enjoyment Ergonomic design, standard sponge earmuffs, comfortable wearing High SPL of 100dB, easy to promote, for a variety of portable audio system