Presonus AudioBox iTwo, USB 2.0 audio interface for iPad, Mac and PC, Robust metal housing with rear Kensington lock opening, Low-noise Class A preamplifier with signal / clipping LEDs (green / red), Digital conversion with 24 bit / 96 kHz and 105 dB dynamic range, Frequency range: 10 Hz to 40 kHz, THD: 0.008% THD, Large master volume control, MIX control to balance the latency-free recording signal to the playback portion from the computer, Balanced 6.3 mm jack outputs (L / R) for connecting studio monitors, Convenient wireless transfer of the recording data from the iPad directly to Studio One on the home computer, Dimensions: 192 x 135 x 44 mm, Weight: 910 g, Includes free Nimbit account for optimal marketing of the productions (requires online registration) and free download of Studio One Artist and Capture Duo@+*Connections:*@+@+, 2 Combo inputs (XLR / jack) for connecting microphones, high-impedance instruments or line sources, ""Line / Instrument"" impedance switch per input, Switchable 48 V phantom power for condenser microphones, Balanced 6.3 mm jack outputs (L / R) for connecting studio monitors, Headphone output 6.3 mm stereo jack with separate volume control, MIDI In / Out sockets (5-pin, DIN), Power supply via USB bus (for iPad via optional USB power supply)@+*System requirements:*@+@+, Windows: Windows 7 SP1, Windows 8 or newer, Mac: Mac OS X 10.7.5 or later, Intel Core Duo (Intel Core i3 or better), 4 GB RAM (8 GB or better), USB 2.0 port, Internet connection for registration and download of the software, Screen with at least 1280x800 resolution, Apple iPad: iPad Air, iPad mini with Retina Display, iPad (4th generation), iPad mini, iPad (3rd generation), iPad 2, iOS 7.0.1 or newer