Four rail recording at the same time Separable X/Y model of directional microphones (suspension design) The backlit LCD display The highest 24 - bit / 96 KHZ BWF - compatible WAV or MP3 format Two mic/line input with XLR/TRS interface with the power supply as well as the optional illusion - 20 db button Built-in effector, including low frequency as filtering, compression, and restrictions Chromatic tuner and metronome Automatic recording, recording and restore function MS decoding Internal mix multi-track stereo Standardization, separation and clip editor Voice memos and as many as 99 mark of each recording Variable playback speed and variable pitch does not affect the playback speed USB audio interface functions Using two standard AA alkaline battery or nickel metal hydride rechargeable batteries.