Manual
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14. Power key:
Switch on / off the instrument.
15. Multifunctional interface for audio / video output
Insert the converter cable. Headphones may be inserted to listen to the audio notes. A screen
can also be attached to view the videos.
16. SD card slot
Micro SD cards up to 2 GB can be inserted to increase the storage volume.
17. USB interface
Standard USB interface for data transfer.
18. External DC input
The input requires DC 5 V.