About This Guide; Related Documentation - Yealink T4 Series User Manual

About This Guide

Related Documentation

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Thank you for choosing Yealink T4 series IP phones, which deliver the industry's leading HD
audio quality and a wide range of business telephony features, such as Call Hold, Call Transfer,
Busy Lamp Field, Call Recording, Multicast Paging and Conference over an IP network.
Meanwhile, it features a compact appearance, robust performance and cost efficiency for daily
desktop voice communications.
This guide provides everything you need to quickly use your new phone. First, verify with your
system administrator that the IP network is ready for phone configuration. Also be sure to read
the Quick Start Guide in your phone package before you set up and use the IP phone. As you
read this guide, keep in mind that some features are configurable by your system administrator
or determined by your phone environment. As a result, some features may not be enabled or
may operate differently on your phone. Additionally, the examples and graphics in this guide
may not directly reflect what is displayed or is available on your phone screen.
This user guide contains information for the following Yealink products:
SIP-T48S IP phones

SIP-T48G IP phones

SIP-T46S IP phones

SIP-T46G IP phones

SIP-T42S IP phones

SIP-T42G IP phones

SIP-T41S IP phones

SIP-T41P IP phones

SIP-T40G IP phones

SIP-T40P IP phones

Yealink Products Regulatory Notices guide
Read the
You can obtain additional information on the following phone's support pages:
Ultra-elegant Gigabit IP Phone SIP-T48S

Ultra-elegant Gigabit IP Phone SIP-T48G

Ultra-elegant Gigabit IP Phone SIP-T46S

Ultra-elegant Gigabit IP Phone SIP-T46G

Ultra-elegant Gigabit IP Phone SIP-T42S

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About This Guide
for all regulatory and safety guidance.
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