LG AX 145 Quick Start Manual page 3

Activating the Speakerphone
Share your calls with friends and family or just keep a conversation
going while your hands are busy holding the baby, typing on the
computer keyboard, or doing dozens of other everyday tasks.
1. You must be in a call to activate the speakerphone feature. Press
and hold the
The status will be noted by the icons and text on screen.
Key to turn the speakerphone on and off.