the basics _ 13YOUR MP3 PLAYER (Continued)Hold switchPush in the direction of the arrow to lockthe button functions.USB connectionportPower & Play/Pause buttonPress for play/pause.Press and briefly hold for power on/off.Earphone connection jackEarphonesLabeled “L” forthe left earpieceand “R” for theright earpiece.Also serves as anantenna for FMRadio in the MP3player.Microphone