Connect your Plantronics P610 to your computer via the USB cable.
Modified firmware can permanently disable the device's USB controller. plantronics p610 firmware extra quality
Download and install the Poly Lens Desktop App for your PC or Mac. Connect your Plantronics P610 to your computer via
. The application will automatically detect your connected speakerphone. Check for Updates , click on your device from the left sidebar and select the revert to stock firmware v.201.
to factory defaults if your current audio quality has degraded?
Some Extra Quality builds disable the analog PSTN (Plain Old Telephone Service) circuit to free up RAM for the high-bitrate codec. If you need the RJ-11 phone jack, revert to stock firmware v.201.