ESI eXtra 10, Headphone/Modelling Software Bundle, Consists of headphones and modelling software, Recreates the acoustic environment of a recording studio control room in the headphones and corrects the frequency response, Software can be used as a plug-in in the DAW or as a stand-alone version, Dynamic, semi-closed monitoring headphones in studio quality (can also be used without modelling software), Impedance: 32 Ohm, Sensitivity: 94dB SPL, Frequency response: 15 - 29000 Hz, With 3.5 mm stereo jack incl. screw adapter to 6.3 mm stereo jack, Cable length: approx. 2.5 m, Includes dSONIC Realphone ESI Edition modelling software (download licence)@+*Specifications:*@+@+, Supported formats: VST2 / VST3 / AU / AAXnative, System requirements: Win7 or higher, Mac OS X 10.9 or higher, Internet connection