Changes for release 72, guide version 72.1, Changes for release 71, guide version 71.165, Changes for release 71, guide version 71.140 – Yealink SIP-T20 User Manual
Page 6: Changes for release 71, guide version 71.125, Changes for release 71, guide version 71.110

User Guide for the SIP-T20P/SIP-T20 IP Phone
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Documentations of the SIP-T20 IP phone have also been added.
Major updates have occurred to the following sections:
Major updates have occurred to the following sections:
on page
Major updates have occurred to the following sections:
on page
on page
on page
Major updates have occurred to the following sections:
on page
Major updates have occurred to the following sections:
on page
on page
on page
This manual is related to the following products: