USB audio interface 24bit / 96kHz second generation for Mac / iPhone / iPod / iPad. The first interace combining analog input Line and microphone for simultaneous recording. It has two inputs, (XLR and 1/4 '' jack) and a high-quality headphone output. Interior Phantom power + 48v for use of an external condenser microphone. On the front surface of the ONE are Led to the levels of inputs / outputs and the classic round dial for adjusting the Levels of inputs. It is fully compatible with all the core audio applications for iOS as well as with iOS 7. Ability to charge the iPad / iPhone / iPod during the period of the card feeder. Includes Lightning port connector cable, USB cable for use with Mac, Mic Holder, breakout cable and power adapter. There is also the software Apogee Maestro free for downloading.