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Yealink SIP-T48S User Manual

Yealink SIP-T48S
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User Guide for the SIP-T48S IP Phone
116
Directory
You can use this key feature to easily access frequently used lists. For more information, refer to
Directory on page 68.
Dependencies:
Type (Key Event)
Key Type (Directory)
Label (key label displayed on the touch screen)
Usage: Tap the Directory key to immediately access to frequently used lists.
Note
Programable Keys
You can customize the soft keys, navigation keys and function keys.
To customize programable keys via web user interface:
1. Click on Dsskey->Programable Key.
2. Customize specific features for these keys.
3. (Optional.) Enter the string that will appear on the touch screen in the Label field.
Label is configurable only when customizing SoftKey (1-4).
4. Click Confirm to accept the change.
Note
You can click Reset To Default to reset custom settings to defaults.
Then you can press the keys on the phone to perform the features you configured.
The Directory key performs the same function as the Directory soft key when the phone is idle.
Programable keys are configurable via web user interface only.
The MUTE key cannot be customized when keep mute feature is enabled. For more information,
contact your system administrator.

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Yealink SIP-T48S Specifications

General IconGeneral
MountingDesk/Wall
Handset typeWired handset
Product typeIP Phone
Product colorBlack
Keypad illuminationYes
Display diagonal7 \
Display resolution800 x 480 pixels
AC adapter input voltage100 - 240 V
AC adapter output current2 A
AC adapter output voltage5 V
USB 2.0 ports quantity1
Ethernet LAN (RJ-45) ports2
Front cameraNo
Voice codecsCNG, G.711Mu, G.711a, G.722, G.723.1, G.726, G.729ab, VAD, iLBC
Lines quantity16 lines
Phonebook capacity1000 entries
Number of VoIP accounts16
Dual-Tone Multi-Frequency (DTMF) modesIn-band, Out-of band, SIP info
Keypad number of keys42
Security algorithmsAES
Networking standardsIEEE 802.3af
Ethernet LAN data rates10, 100, 1000 Mbit/s
Ethernet LAN interface typeGigabit Ethernet
Supported network protocolsSIP 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 includedLAN (RJ-45)
Number of handles included1 pc(s)
Harmonized System (HS) code85171800
Weight and Dimensions IconWeight and Dimensions
Depth225 mm
Width266 mm
Height185 mm
Package depth263 mm
Package width324 mm
Package height128 mm

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