Yealink SIP-T40G User Manual

Basic Call Features
125
2. Press the MUTE key again to unmute.
Note
Call Hold/Resume
You can place an active call on hold. Only one active call can be in progress at any time. Other
calls can be made and received while placing the original call on hold. The phone will play beep
of a specified frequency softly to remind you that you still have a call on hold. Your system
administrator can customize the frequency and configure when to play beep.
Note
Holding a Call
Procedure:
1. Press the HOLD key or Hold during a call.
The LCD screen indicates that the call is on hold.
Note
Resuming a Held Call
Procedure:
1. Press the HOLD key again or Resume.
If multiple calls are placed on hold, do one of the following:
The phone ignores engaged audio device (handset or headset) and plays beep in the
Speakerphone mode by default. The Speakerphone key will light up for 1 second along with the
beep except on SIP-T40G/T40P IP phone.
You can also mute the microphone when the IP phone is ringing.
If Music on Hold is enabled, the held party will hear a piece of music from IP PBX while
waiting. Check with your system administrator to find out if this feature is enabled on your
phone.
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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