Yealink SIP-T48S User Manual

User Guide for the SIP-T48S IP Phone
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Dependencies: Type (Key Event)
Key Type (Voice Mail)
Account ID (the account this feature will be applied to)
Label (key label displayed on the touch screen)
Value (the voice mail access code)
Usage: Tap the Voice Mail key to dial out the voice mail access code. Then follow the voice
prompt to listen to the voice mails.
Direct Pickup
You can use this key feature to answer someone else’s incoming call on the phone.
Dependencies: Type (Key Event)
Key Type (DPickup)
Account ID (the account this feature will be applied to)
Label (key label displayed on the touch screen)
Value (the directed call pickup code followed by the target phone number)
Usage: Tap the Directed Pickup key on your phone when the target phone number receives an
incoming call. The call is then answered on your phone.
Group Pickup
You can use this key feature to answer incoming calls in a group that is associated with their
own group.
Dependencies: Type (Key Event)
Key Type (GPickup)
Account ID (the account this feature will be applied to)
Label (key label displayed on the touch screen)
Value (the group call pickup code)
Usage: Tap the Group Pickup key on your phone when a phone number in the group receives
an incoming call. The call is answered on your phone.
Call Park
You can use this key feature to park a call.
Dependencies: Type (Key Event)
Key Type (Call Park)
Account ID (the account this feature will be applied to)
Label (key label displayed on the LCD screen)
Value (Call park code)
Usage: Tap the Call Park key on your phone to park a call.

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