Set OFF – When the Amplification Feature is set to OFF, the amplify function will be OFF every time a call starts. This allows people who do not require the level of amplification offered on the phone to use it. Every time a call starts, the user will need to press the AMP key in order to gain the extra level of amplification and tone control. When the phone hangs up, the amplify setting will reset to OFF.
Your ClearSounds® A1600 comes from the factory preset for Auto Amplification set to OFF. To change this setting:
1.Press 
under the word Menu on the screen to display the main menu list.
2. | Press up | or down | to scroll to HS Settings and then |
| press | under the word Select. | |
3. | Press up | or down | to scroll to Amplified and then |
| press | under the word Select. | |
4.Press up 
or down 
to select Off or On and then press 
under the word Save.
█Using your Handset Speakerphone
The handset has a
In standby mode
1. Press 
twice to turn the speakerphone on. The icon will appear on the LCD.
2.Press 
to turn the speakerphone off and switch to handset mode. The 
icon will disappear from the LCD.
During a call
1.Press to turn the speakerphone on. The icon will appear on the LCD.
2.Press
to turn the speakerphone off and return to handset mode. The 
icon will disappear from the LCD.
To adjust the volume, press the Vol+ or Vol- keys on
the side of the handset or press up 
or down 
on the navigation key.