Over-the-ear style headphones. Microphone and remote located approximately 5” from the left earpiece. Microphone is omnidirectional, receives frequencies from 15Hz to 16KHz, and is equipped with a one-button remote for controlling music and incoming calls. Microphone is compatible with unprotected 3.5mm standard jack (including iPhone, Blackberry, and HTC). Handmade 40mm drivers. Frequency response: 20Hz–20kHz. Impedance: 60 Ohms. Sensitivity: 115dB. Max input power: 40mW. Collapsible. 47” tangle-resistant fabric cord. 1-year premium replacement warranty.