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The Date Code is located on the bottom of the speakerphone. It consists of one letter and one number (for example: B5).
Article ID: 000029279
Last Modified Date: 05/15/2021
Access Level: Public
Calisto P420/P420-M Date Code Location
The Date Code is located on the bottom of the speakerphone. It consists of one letter and one number (for example: B5).