Yealink SIP-T40G User Manual

User Guide for T4 Series IP Phones
198
If there is only one active call on the shared line, do the following:
Procedure:
Role
You can do…
Status
Boss
Long press the line key.
The Cancel, Call Pull (Call Pull), New
Call (NewCall) and Barge In (BargeIn)
appear on the LCD screen.
Press Barge In (BargeIn) to interrupt
the active call.
Barge in the call between
secretary and the third party.
A conference call is set up with
the secretary and the third party
in the active call.
Secretary
Barge in the call between boss
and the third party.
A conference call is set up with
the boss and the third party in
the active call.
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Yealink SIP-T40G Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Wall mountable	Yes
Wi-Fi	No
Security algorithms	AES, HTTPS, SSL/TLS
Networking standards	IEEE 802.3af
Ethernet LAN interface type	Gigabit Ethernet
Supported network protocols	FTP, TFTP, HTTP, HTTPS
Voice codecs	G.711, G.711a, G.711u, G.722, G.726, G.729ab
RJ-11 ports quantity	1
Ethernet LAN (RJ-45) ports	2
AC adapter input voltage	100 - 240 V
AC adapter output current	0.6 A
AC adapter output voltage	5 V
Power consumption (typical)	1.6 W
Certification	CE, FCC, ISO 9001
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 90 %
Volume control	Digital
Display diagonal	2.3 \
Display resolution	132 x 64 pixels
Lines quantity	3 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	3
Number of handles included	1 pc(s)

Weight and Dimensions

Depth	175 mm
Width	212 mm
Height	54 mm