The Groove Bank:
- Is a mono sampled "percussions".
- They are previously sliced.
- They are in the ROM of the instrument.

The Audio Drum:
- Is CD-quality audio file (44.1 kHz, 16-bit stereo).
- The are a intact file sync with the bpm tempo.
- You can put in the Audya your own Wav files (User Audio Drums).