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M18 Amplifier User Guide Thank you for purchasing the M18 amplifier. The amplifier has been designed to give you greater flexibility and control of your telephone headset. We have included this user guide for your convenience so you may quickly enjoy the many features of your amplifier.
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NOTE: Adjust the compatible switch on the front of the amp to the left if you have a standard Smith Corona or Jabra wired headset. If you have a Plantronics headset the switch should be to the right. OPERATION OF YOUR AMPLIFIER Receiving calls from your headset •...
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The callers voice is low or distorted • Adjust the listening volume control on the amplifier • Replace the batteries Callers can hear me, but I can’t hear them • Be sure the headset microphone is positioned approximately 2.5cm from the corner of your mouth, level with your chin.
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