To improve the microphone's ability to pick up voices on your speakerphone, please try the following steps:

1. Keep within 3 meters of the speakerphone to ensure peak performance.

2. keep your PowerConf S330's firmware up to date. You can refer to this article for further information.

If this voice issue persists, please contact us for further assistance. Please make sure to mention that you have tried the steps in the FAQ so that our agents do not ask you to repeat these steps.