Plantronics P610 Firmware Extra Quality Page

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.

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New firmware can address security vulnerabilities and improve overall system stability during long conference calls. How to Update for Best Results Some Extra Quality builds disable the analog PSTN

If an update is available, a or Update button will appear on the device Overview page. plantronics p610 firmware extra quality

Over time, Plantronics released several firmware revisions. The standard releases focused on bug fixes. However, the "Extra Quality" branch (often shared in niche audio engineering forums) unlocks higher bitrate processing and lower latency.