Preparation for use
Name of each part
1/ reset hole
8/ play / pause / select
2/ Select music : backward / move left
9/ select music : forward / move right
3/ Repeat / start / stop recording
10/ Menu / previous menu
4/ Necklace strap hole
11/ Volume / Move up / down
5/ Power ON/OFF / hold
12/ USB connection
6/ Display OLED
13/ earphone connection
7/ Microphone