Built in Microphone, Ear-cup [Over the ear], Green and Black, 3.5 mm AUX plug Folding and noise cancelling Mic. Adjustable, universal headband. Extreme-comfort ear cups. 50mm Speaker and 5'cord with inline volume dial Drive Unit: 50mm Speaker Frequency Response: 20Hz-20KHz Sensitivity: 105db+3db S.P.L at 1KHz