HM1364 Features: * Replaceable soft leatherette style washable ear cushions are easy to wear with swivel ear cups and soft foil * 1/8"" Mini plug headphone and microphone connections * Built in microphone has electret condenser and omni directional pickup * Impedance: 170 Ohms * Speaker drivers: 57mm Cobalt magnet type * Made in USA Color/Finish: * Medium gray color Specifications: * Headphone frequency response: 18-20kHz Dimensions: * Cord length: 9.84 Feet Warranty: * Manufacturer provides 1 year warranty