Yealink SIP-T48S User Manual

User Guide for the SIP-T48S IP Phone
36
No.
Name
Description
status of the assigned feature.
For more information, refer to Line Keys on page
106.
6
More
Tap to unfold the DSSkey list, then you can tap the
desired line key to configure it.
The DSSkey unfold wallpaper can be customized. For
more information, refer to Wallpaper with DSSkey
Unfold on page 43.
7
Wallpaper
Shows the specified wallpaper, which can be
customized. For more information, refer to
Wallpaper on the Idle Screen on page 43.
Note: You can also enable the IP phone to display a
large DND icon on the idle screen. For more
information, refer to Do Not Disturb (DND) on page
147.
8
Shortcut Keys
: tap this shortcut key to enter the History
screen and view call history.
: tap this shortcut key to enter the Directory
screen and view contacts.
: tap this shortcut key to toggle the DND mode
or enter the custom DND configuration screen.
: tap this shortcut key to enter the main menu.

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