Complex sentence: The Juno-G has the same sound engine as the Fantom-X series: 128-voice polyphony, 768 patches and 256 GM2 within the 64Mb of wave memory, and a 16 MIDI plus 4 stereo audio tracks capability for recording and mixing.
Split into simpler sentences: The Juno-G has the same sound engine as the Fantom-X series. It has a 128-voice polyphony, 768 patches and 256 GM2 within the 64Mb of wave memory, and a 16 MIDI plus 4 stereo audio tracks capability for recording and mixing.