Orange 'O' Edition On-Ear Closed-Back Headphones Style: On-Ear/Closed-Back ; Driver Size: 40MM Sensitivity: 116DB (1KHZ 0.5VRMS) ; Impedance: 32 Ohms Frequency Response: 20HZ  20KHZ Connectivity: Wired with smartphone compatability Included Extras: 1x TRS Cable (3.5MM), 1x TRRS Cable with Microphone & Remote Control (3.5MM), Zipped Clamshell Carry Case