(Call key)

Press to transmit an attention tone on the current channel.

Hold to send an emergency alert (Emergency Alerts).

(Power key)

Press to adjust the backlight and check battery level.

Hold to turn the device on or off.

While charging, hold to put the device in power saving mode.

(Menu/zoom key)

Press to open the menu for a page or item.

Press twice to return to the main menu.

Hold to adjust the zoom level of the map.

(Back key)

Press to return to the previous item or menu.

Thumb Stick™

Use to highlight a menu item, adjust a slider, and control the map cursor.

Press to select an item.

Hold to mark a waypoint (Waypoints).

(Volume/squelch key)

Press to adjust the volume and squelch levels.

PTT

(Push-to-talk key)

Hold to transmit on the current radio channel (Transmitting).