Yealink T4 Series SIP Phones

The Yealink’s cutting edge VoIP technologies with extremely high expectations for IP Phones. Very practical use with the new revolutionary design. 

  T48GT46ST42ST41PT40P
 FeatureYealink T48GYealink T46S IP PhoneYealink T42G IP PhoneYealink T41PYealink T40P
 LCD7″ 800×480 pixel touch screen4.3″ 480×272 pixel colour display2.7″ 192×64 pixel graphic display2.7″ 192×64 pixel graphic display2.3″ 132×64 pixel graphic display
 Memory Keys29 touch keys27 (3 pages of 9 keys)15 (3 pages of 5 keys)15 (3 pages of 5 keys)3
 Gigabit
 Support Bluetooth headsetXXX
 POEv
 SIP Accounts1616663
 Expansion moduleXXX
 Foot Stand2 adjustable angles2 adjustable angles2 adjustable angles2 adjustable angles2 adjustable angles
 Headset
 HD VoiceHD Codec
HD Handset
HD Speaker
HD Codec
HD Handset
HD Speaker
HD Codec
HD Handset
HD Speaker
HD Codec
HD Handset
HD Speaker
HD Codec
HD Handset
HD Speaker
 SpeakerphoneFull-duplexFull-duplexFull-duplexFull-duplexFull-duplex
 Call Hold
Call Transfer
Call Forward
 3-way Conference
 Intelligent Search Method
 XML-Browsing
 Hot-Desking
 Open-VPN
 Remote Phonebook
 LDAP Phonebook
 BLF/BLA
 SRTP/TSL/HPPS
 Auto-ProvisionTFTP/FTP/
HTTP/PnP
TFTP/FTP/
HTTP/PnP
TFTP/FTP/
HTTP/PnP
TFTP/FTP/
HTTP/PnP
TFTP/FTP/
HTTP/PnP
 Wideband CodexG.722G.722G.722G.722G.722
 Narrowband CodexG.711, G.729/A/B
G.726, G.723.1
G.711, G.729/A/B
G.726, G.723.1
G.711, G.729/A/B
G.726, G.723.1
G.711, G.729/A/B
G.726, G.723.1
G.711, G.729/A/B
G.726, G.723.1
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