Verykool s350 - Manual (Page 9)

Insert the connector of the earphone to the earphone jack at the top
of the mobile phone. Gently pull out the earphone to remove it.
1.5 Keys
Functions of the keys are described as following:
SN Keys Function description
1 Menu key
Touch the key to active menu for the
dedicated application.
2 Home key Go back to the standby screen.
3 Back key Back to previous screen.
4 MIC Do not cover the MIC hole during calling.
5 Back key Go back to previous screen.
6 Receiver/
Speaker Listen to the voice of the other side when
calling and listen audio in hands-free
4