You can also insert an SD card to expand the memory size and store mp3 files: it is necessary after putting the card into the dictaphone, remove and turn on the computer. An import folder appears, the desired mp3 files you slip it then returned the card into the dictaphone. Then, select the calendar and found the bottom right a folder with music.
Listening, music files even with very good headphones (Bose), it remains very average.
The device has no connection to connect to a computer and transfer files recorded as mentioned above this is done via the card SD.Les voice memos are encoded in MP3, the audio quality is excellent.
You can put it on a tape recorder wired headphones or external microphone, no bluetooth connection.
In the handling of files: recording, erasing and listening, it really is very simple to use.
Ultimately, it is a basic but very friendly unit in its operating mode.