Yealink SIP-T48S User Manual

User Guide for the SIP-T48S IP Phone
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Usage: Tap the XML Group key to access the remote group specified in the XML Group field.
XML Browser
You can use this key feature to quickly access an XML browser. The XML browser allows you to
create custom services which meet your functional requirements on the server. You can
customize practical applications, such as weather report, stock information, Google search, etc.
Dependencies: Type (Key Event)
Key Type (XML Browser)
Label (key label displayed on the touch screen)
Value (the access URL for XML browser)
Usage: Tap the XML Browser key to access the XML browser specified in the Value field.
LDAP
You can use this key feature to quickly access a LDAP search screen.
Dependencies: Type (Key Event)
Key Type (LDAP)
Label (key label displayed on the touch screen)
Usage:
1. Tap the LDAP key to access the LDAP search screen.
2. Enter a few continuous characters of the contact name or continuous numbers of the
contact number using the keypad.
The contacts whose name or phone number matches the characters entered will appear on the
touch screen.
SMS
You can use this key feature to quickly access text message. For more information, refer to Short
Message Service (SMS) on page 236.
Dependencies: Type (Key Event)
Key Type (SMS)
Label (key label displayed on the touch screen)
Usage: Tap the SMS key when the phone is idle to access text message.
Conference
You can use this key feature to set up a conference call. For more information, refer to
Conference on page 165.
Dependencies: Type (Key Event)
Key Type (Conference)
Label (key label displayed on the touch screen)
Value (the number you want to add to the conference)

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