Remote control unit
Mute button ( 
)
This mutes the output audio.
Quick Select buttons (1 – 6)
These call up settings registered to each button, such as input source, volume level and sound mode settings. link
Volume up/down buttons (+, -)
These adjusts the volume level.
Power button ( 
)
This toggles the power mode of this unit.
Press the Power button on the remote control unit to switch to Quick Start Mode.
Press and hold the Power button on the remote control unit for more than 3 seconds to switch to Deep Standby.
System buttons
These perform playback related operations.
Reverse-skip / Forward-skip buttons ( 
, 
)
Play/pause button ( 
/ 
)
Used in the Bluetooth pairing settings. link