BASIC PHONE FUNCTIONS
█Using the Handset Amplification Function
Your ClearSounds® A1600 is equipped with a specialized amplification function designed to adjust to your needs. Flexibility in the management of amplification and tone is important when trying to achieve listening clarity. Be sure to try all levels of amplification and tone to find the best level for your hearing needs.
Without pressing the AMP (Amplify) key, the handset provides some volume and tone control. Once the AMP key is activated, the phone will provide even greater amplification. The AMP key is located on the right side of the handset.
During a call, adjust the Vol + or Vol – keys (located on the left side of the handset) to fit your hearing requirements. You can also adjust the volume by pressing up 
or down 
on the navigation key. Adjust the Tone key (located on the right side of the handset), which is a
Using the Auto Amplification Feature
Your ClearSounds® A1600 is designed with unique features to protect users from being exposed to dangerous sound levels. You are able to switch between automatic or manual amplification, and you should select the setting that best suits your needs.
Note: As long as the Amplify mode is ON, the red Amplify Indicator Light will remain lit (located at the top of the handset, in the white “dome”).
Set ON – When the Amplification Feature is set to ON, the amplify function will be ON every time a call starts. The user will no longer need to remember to press the AMP key with every phone conversation. When the phone hangs up, the amplify setting will remain ON.