Sony DUALSHOCK 4 - Top View Controls and Left Stick

Left stick/L3 button
Press down on the stick to use it as the L3 button.
Top
A )
R1 button
B )
R2 button
C )
Light bar
The light bar on the touch pad does not glow on the CUH-ZCT1 series.
D )
L1 button
E )
L2 button
F )
USB port
Mono headset
Plug the mono headset into the stereo headset jack on the controller.