Yealink SIP-T48S Quick Reference Guide

Quick Reference Guide: Yealink SIP-T48S
For full user guides and video tutorials, visit help.ena.com and select ENA SmartVoice
Return to the original caller
At any point before completing a transfer, you may take the original caller off hold
by tapping the line soft key controlling the held call or tapping the held call window
and tapping Resume.
MAKE A 3-PARTY CONFERENCE CALL
Tap the Conference soft key during an active call. The active call is automatically
placed on hold.
Enter the number of the party you
would like to conference in, then tap
Conference or wait for the call to
complete.
When the third party answers, press the
Conference soft key again. All parties
are now joined in the conference.
Press the Split soft key to split the
conference call into two individual calls.
Press the EndCall soft key to disconnect
all parties.
MUTE AND UNMUTE
MICROPHONE
Press  to mute the microphone during a call.
Press  again to unmute the microphone during a
call.
TRANSFER CALLS
Blind transfer
Press the Tr a n s fer button or soft key during an active call. The call is automatically
placed on hold.
Enter the number to which you want to transfer the call.
To complete the transfer either hang up, or press the Transfe r button, or B
Trans fer soft key twice.
Consultative transfer
Press the Tr a n s fer button or soft key during an active call. The
call is automatically placed on hold.
Place a call to the transfer recipient by entering their number
then waiting for the call to complete or pressing the Transfe r
soft key followed by Send.
When the transfer recipient answers, if they are available
to take the call, press the Tr a nsfer button or soft key to
complete the transfer.
Direct to voicemail transfer
Press the Tr a n s fer button or soft key during an
active call. The call is automatically placed on
hold.
If you are transferring to a four-digit exten-
sion, enter *90 followed by the number to
which you want to transfer the call.
If you are transferring to a five-digit or six-digit
extension, enter * followed by the number to which you want to transfer the
call.
To complete the transfer either hang up, or press the Transfe r button or the B
Trans fer soft key.

Yealink SIP-T48S Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Keypad illumination	Yes
Display diagonal	7 \
Display resolution	800 x 480 pixels
AC adapter input voltage	100 - 240 V
AC adapter output current	2 A
AC adapter output voltage	5 V
USB 2.0 ports quantity	1
Ethernet LAN (RJ-45) ports	2
Front camera	No
Voice codecs	CNG, G.711Mu, G.711a, G.722, G.723.1, G.726, G.729ab, VAD, iLBC
Lines quantity	16 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	16
Dual-Tone Multi-Frequency (DTMF) modes	In-band, Out-of band, SIP info
Keypad number of keys	42
Security algorithms	AES
Networking standards	IEEE 802.3af
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Ethernet LAN interface type	Gigabit Ethernet
Supported network protocols	SIP v1, SIP v2, LLDP/CDP/DHCP, OpenVPN, IEEE802.1X, IPv6, HTTPS
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %
Cables included	LAN (RJ-45)
Number of handles included	1 pc(s)
Harmonized System (HS) code	85171800

Weight and Dimensions

Depth	225 mm
Width	266 mm
Height	185 mm
Package depth	263 mm
Package width	324 mm
Package height	128 mm