Yealink SIP-T41S User Manual

Customizing Your Phone
85
On the SIP-T48S/T48G IP phone, tap after the desired entry.
3. Select Add to Blacklist.
On the SIP-T48S/T48G IP phone, tap Blacklist.
4. Edit the corresponding fields.
5. Press Save.
The entry is successfully saved to the blacklist directory.
For how to place calls to and/or search for contacts in the mobile contacts directory, refer to
Placing Calls to Contacts and/or Searching for Contacts.
Note
Updating the Mobile Contacts Directory
1. Navigate to Menu->Directory->Mobile Contacts.
2. Press Option, and then select Update.
For the SIP-T48S/T48G IP phone, tap Update.
The LCD screen prompts “Updating, please wait…”. Note that the IP phone should be
authorized first to temporarily synchronize the contacts stored on your mobile phone.
The mobile contact that is added to the local directory or blacklist will not disappear, even after
you disconnect the mobile phone from the IP phone.
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Yealink SIP-T41S Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Keypad illumination	Yes
Wi-Fi	No
Networking standards	IEEE 802.3af
Ethernet LAN data rates	10, 100 Mbit/s
Ethernet LAN interface type	Fast Ethernet
Supported network protocols	SIP v1, SIP v2, LLDP/CDP/DHCP, OpenVPN, IEEE802.1X, IPv6, FTP/TFTP/HTTP/HTTPS
Volume control	Digital
Number of programmable keys	6
Lines quantity	6 lines
Phonebook capacity	1000 entries
Dual-Tone Multi-Frequency (DTMF) modes	In-band, Out-of band, SIP info
Input frequency	50/60 Hz
AC adapter input voltage	100 - 240 V
AC adapter output current	1.2 A
AC adapter output voltage	5 V
Display diagonal	2.7 \
Display resolution	192 x 64 pixels
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %
Voice codecs	CNG, G.711Mu, G.711a, G.723.1, G.726, G.729ab, VAD, iLBC
Certification	CE
Cables included	LAN (RJ-45)
Number of handles included	1 pc(s)
Harmonized System (HS) code	85171800

Weight and Dimensions

Depth	189 mm
Width	212 mm
Height	175 mm
Package depth	223 mm
Package width	246 mm
Package height	120 mm