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Yealink SIP-T21 E2 Administrator's Guide

Yealink SIP-T21 E2
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Table of Contents

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Yealink SIP-T21 E2 Specifications

General IconGeneral
Lines2
SIP Accounts2
Power over EthernetYes (IEEE 802.3af)
Wall MountableYes
HD VoiceYes
Operating Humidity10% to 90% (non-condensing)
Network Ports2 x 10/100 Mbps Ethernet ports
Audio CodecsG.711, G.722, G.726, G.729, iLBC
Protocols SupportedSIP
Headset PortRJ9
Power SupplyAC 100-240V input, DC 5V/1A output
Operating Temperature0 to 40°C
CertificationsCE, FCC, RoHS

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