Presonus AudioBox iTwo Studio, USB Audio Interface Recording Set, Set includes: AudioBox iTWO, Studio One Artist (download), HD7 studio headphones, and M7 large-diaphragm condenser microphone including an XLR cable@+*Features of the AudioBox iTWO:*@+@+, USB 2.0 Audio / MIDI interface for iPad, Mac and PC, Digital conversion with 24-bit / 96 kHz and 105 dB dynamic, MIDI In / Out jacks (5-pin DIN), 2 Combo inputs (XLR / jack) for connecting microphones, high-impedance instruments or line inputs, Low-noise Class A preamp with signal / clippping LEDs (green / red), Switchable 48 V phantom power for condenser microphones, Balanced 6.3 mm jack outputs (L / R) for connecting of studio monitors, Large master volume control, Headphones output: 6.3 mm Stereo jack with separate volume control, Powered by USB bus (with an iPad via optional USB power adapter), System requirements for Windows: Windows 7 x64 / x86 SP1, Windows 8 x64 / x86 or newer, System requirements for Mac: Mac OS X 10.7.5 or newer@+*Features of Studio One Artist 4:*@+@+, Audio MIDI sequencer (DAW), Consistent single-window philosophy, Consistent drag-and-drop functionality throughout, Unlimited number of audio-, instrument-, and effects channels as well as buses, Content browser with keyword based 'musical' search function and built-in player, Pattern- / Step sequencer for intuitive drum and melody programming, Time stretching, resampling, and normalisation in real time, Export to and import from SoundCloud, Included virtual instruments: Presence XT with a 1.5 GB sound library and foreign formats import, Mai Tai, Mojito, Impact XT, SampleOne XT, 30 Effects plug-ins, including guitar amp simulation, tape delay, auto filter, fat channel, modulation effects, dynamics, reverb, etc.@+*Features of the HD7 studio headphones:*@+@+, Circumaural design, Precise deep bass reproduction, Dynamic 50 mm neodymium drivers, Frequency range: 10 - 30,000 Hz, Impedance: 32 Ohm@+*Features of the M7 large-diaphragm condenser microphone:*@+@+, Directional characteristic: Cardioid, Frequency response: 40 up to 18000 Hz, Sensitivity: -39 dBV / Pa (12.2 mV / Pa), Max. SPL (sound pressure level): 136 dB