Handset Volume Control
The SpectrumPLUSTM is equipped with an ADA/FCC compliant handset volume control located on the front of the phone.
When the right end of the “VOLUME” key is pressed, the volume of the handset receiver is increased.
When the left end of the “VOLUME” key is pressed, the volume of the handset receiver is decreased.
The “VOLUME” key is an
f
Volume Lock Feature — When the handset, speaker, or headset volume feature is selected, the volume will automatically stay at that setting in the next use.
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