Akuvox R27 series Admin Guide

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4.16.Upgrade-Basic
Go to Upgrade->Basic, user can upgrade firmware; Reset to
factory setting and reboot.
Upgrade: Choose .zip firmware from your PC, then click
Submit to start update.
Reset To Factory Setting: Directly click Submit to reset
R27A/C. Use this function with caution. All configuration will be
removed.
Reboot: Click to reboot.
4.17.Upgrade-Advanced
To display and configure manual update server’s settings.

Akuvox R27 series Specifications

General

Brand	Akuvox
Model	R27 series
Category	Intercom System
Language	English