Yealink SIP-T48S User Manual

User Guide for the SIP-T48S IP Phone
252
Disconnecting the Wireless Network
Connection 32
Do Not Disturb (DND) 147
Documentation 14
Dual Headset 98
DSS Keys 106
DSSkey Wallpaper 43
Dynamic Forwarding 161
E
Editing Contacts 77
Editing Groups 77
Editing Device Information 103
Emergency Number 127
Ending Calls 136
Entering Data and Editing Fields 38
F
Feature Status Icons 3
G
General Settings 41
Getting Started 15
H
Hardware Component Instructions 1
Headset Prior 97
Headset Use 97
Headset Mode Activation/Deactivation 97
Hotline 128
Hot Desking 200
I
Icon Instructions 3
Importing/Exporting Contact lists 84
In This Guide v
Incoming Intercom Calls 203
Intercom 202
K
Keep Mute 144
Key As Send 59
Key Tone 66
L
Label Length 106
Language 54
LED Instructions 10
Limitation of Liability 245
Line Key Icons 4
Line Keys 106
Line Key Features 108
Live Dialpad 128
Local Conference 165
Local Directory 69
M
Manually Add a Wireless Network 30
Manually Connect to an Available Wireless
Network 28
Message Waiting Indicator (MWI) 241
Messages 236
Multicast Paging 205
Multiple Line Keys per Account 120
Music on Hold 213
Mute a Call 144
Mute While Dialing 144
N
Network Conference 167
Network Connection 21
O
Optional Accessories 16
Other Icons 9
Overview 1

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