Recording data and recording voice memo in another track cannot be performed at the same time like DAT recorder.
Voice memo can be attached after completing the data recording. Stop recording with STOP button and then start recording voice memo with MEMO button. Pushing SAVE button allows storing both of recorded data (.orf) and recorded voice memo (.wav). Voice recording is one minute at maximum with 16-bit WAV format.
It can be the capacity of approx. 2MB for 10 seconds. Voice memo also can be attached to ".dat" format data.