In an era of smartphones, the Vtech CD111a remains a staple for several reasons:

: A 99-name and number directory, plus a 99-entry Caller ID history. Compatibility

button during a call to silence your microphone. The red MUTE LED will light up. Press again to resume. Volume Control:

Master Your VTech CD111A : The Ultimate User Guide The VTech CD111A

Use the physical slide switch or designated volume keys to adjust the receiver (earpiece) or speakerphone volume during an active call. Ringer Control: