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PRODUCT DETAILS

Description

The Yealink SIP-T43U is a feature-rich IP phone designed to enhance efficiency in business environments.Featuring a 3.7-inch graphical LCD with backlight, it supports up to 12 SIP accounts, making it ideal for busy professionals.Dual USB ports offer flexibility for connecting accessories such as USB headsets, Wi-Fi, and Bluetooth dongles, while Opus codec support ensures superior audio quality.The phone's dual firmware images and unified T4U Auto-P template streamline management and deployment.Additionally, the SIP-T43U is compatible with color-screen expansion modules, providing scalability for growing business needs.

Design
Wall mountable Yes
Mounting Desk/Wall
Product colour Grey
Handset type Wired handset
Product type IP Phone
Performance
Hearing aid compatibility Yes
Dual-Tone Multi-Frequency (DTMF) modes In-band, Out-of band, SIP info
Phone features
Call return Yes
SIP registrar server Yes
Caller ID Yes
Phonebook capacity 1000 entries
Call waiting Yes
Speed dialling Yes
Call hold Yes
Call forwarding Yes
Conference call Yes
Redialing Yes
Anonymous call Yes
Anonymous call rejection Yes
Full duplex Yes
Call transfer Yes
Call history Yes
Number of VoIP accounts 12
Answering machine Yes
Lines quantity 12 lines
Management features
Plug and Play Yes
Display
Backlight display Yes
Touchscreen No
Display resolution 360 x 160 pixels
Display diagonal 9.4 cm (3.7")
Display LCD
Audio
Packet loss concealment (PLC) Yes
Comfort noise generation (CNG) Yes
Voice codecs AGC, AJB, AMR-NB, AMR-WB, G.711Mu, G.711a, G.723.1, G.726, G.729ab, OPUS, PLC, VAD, iLBC
Microphone mute Yes
Speakerphone Yes
Network
Supported network protocols FTP/TFTP/HTTP/HTTPS, IPv6, LLDP/CDP/DHCP VLAN
Quality of Service (QoS) support Yes
Syslog Yes
Networking standards IEEE 802.1Q, IEEE 802.1p, IEEE 802.1x, IEEE 802.3af
DHCP client Yes
Bluetooth version 4.1
Wi-Fi Yes
Ethernet LAN interface type Gigabit Ethernet
Ethernet LAN data rates 10,100,1000 Mbit/s
Ethernet LAN Yes
Ports & interfaces
RJ-9 ports quantity 2
DC-in jack Yes
Ethernet LAN (RJ-45) ports 2
Expansion module support Yes
USB 2.0 ports quantity 2
Certificates
Sustainability compliance Yes
Compliance certificates REACH, RoHS
Power
Power consumption (typical) 2.2 W
AC adapter output current 1.2 A
AC adapter output voltage 5 V
AC adapter input voltage 100 - 240 V
Power over Ethernet (PoE) Yes
Operational conditions
Operating temperature (T-T) -10 - 50 °C
Operating relative humidity (H-H) 10 - 95%
Weight & dimensions
Package height 120 mm
Package depth 223 mm
Package width 246 mm
Height 174.9 mm
Depth 206.2 mm
Width 224.9 mm
Packaging content
Number of handles included 1 pc(s)
Handset Yes
Quick start guide Yes
Ethernet cable Yes
Mounting kit Yes
Logistics data
Harmonized System (HS) code 85171800
SPECIFICATIONS

The Yealink SIP-T43U is a feature-rich IP phone designed to enhance efficiency in business environments.Featuring a 3.7-inch graphical LCD with backlight, it supports up to 12 SIP accounts, making it ideal for busy professionals.Dual USB ports offer flexibility for connecting accessories such as USB headsets, Wi-Fi, and Bluetooth dongles, while Opus codec support ensures superior audio quality.The phone's dual firmware images and unified T4U Auto-P template streamline management and deployment.Additionally, the SIP-T43U is compatible with color-screen expansion modules, providing scalability for growing business needs.

Design
Wall mountable Yes
Mounting Desk/Wall
Product colour Grey
Handset type Wired handset
Product type IP Phone
Performance
Hearing aid compatibility Yes
Dual-Tone Multi-Frequency (DTMF) modes In-band, Out-of band, SIP info
Phone features
Call return Yes
SIP registrar server Yes
Caller ID Yes
Phonebook capacity 1000 entries
Call waiting Yes
Speed dialling Yes
Call hold Yes
Call forwarding Yes
Conference call Yes
Redialing Yes
Anonymous call Yes
Anonymous call rejection Yes
Full duplex Yes
Call transfer Yes
Call history Yes
Number of VoIP accounts 12
Answering machine Yes
Lines quantity 12 lines
Management features
Plug and Play Yes
Display
Backlight display Yes
Touchscreen No
Display resolution 360 x 160 pixels
Display diagonal 9.4 cm (3.7")
Display LCD
Audio
Packet loss concealment (PLC) Yes
Comfort noise generation (CNG) Yes
Voice codecs AGC, AJB, AMR-NB, AMR-WB, G.711Mu, G.711a, G.723.1, G.726, G.729ab, OPUS, PLC, VAD, iLBC
Microphone mute Yes
Speakerphone Yes
Network
Supported network protocols FTP/TFTP/HTTP/HTTPS, IPv6, LLDP/CDP/DHCP VLAN
Quality of Service (QoS) support Yes
Syslog Yes
Networking standards IEEE 802.1Q, IEEE 802.1p, IEEE 802.1x, IEEE 802.3af
DHCP client Yes
Bluetooth version 4.1
Wi-Fi Yes
Ethernet LAN interface type Gigabit Ethernet
Ethernet LAN data rates 10,100,1000 Mbit/s
Ethernet LAN Yes
Ports & interfaces
RJ-9 ports quantity 2
DC-in jack Yes
Ethernet LAN (RJ-45) ports 2
Expansion module support Yes
USB 2.0 ports quantity 2
Certificates
Sustainability compliance Yes
Compliance certificates REACH, RoHS
Power
Power consumption (typical) 2.2 W
AC adapter output current 1.2 A
AC adapter output voltage 5 V
AC adapter input voltage 100 - 240 V
Power over Ethernet (PoE) Yes
Operational conditions
Operating temperature (T-T) -10 - 50 °C
Operating relative humidity (H-H) 10 - 95%
Weight & dimensions
Package height 120 mm
Package depth 223 mm
Package width 246 mm
Height 174.9 mm
Depth 206.2 mm
Width 224.9 mm
Packaging content
Number of handles included 1 pc(s)
Handset Yes
Quick start guide Yes
Ethernet cable Yes
Mounting kit Yes
Logistics data
Harmonized System (HS) code 85171800
DOWNLOADS

The Yealink SIP-T43U is a feature-rich IP phone designed to enhance efficiency in business environments.Featuring a 3.7-inch graphical LCD with backlight, it supports up to 12 SIP accounts, making it ideal for busy professionals.Dual USB ports offer flexibility for connecting accessories such as USB headsets, Wi-Fi, and Bluetooth dongles, while Opus codec support ensures superior audio quality.The phone's dual firmware images and unified T4U Auto-P template streamline management and deployment.Additionally, the SIP-T43U is compatible with color-screen expansion modules, providing scalability for growing business needs.

Design
Wall mountable Yes
Mounting Desk/Wall
Product colour Grey
Handset type Wired handset
Product type IP Phone
Performance
Hearing aid compatibility Yes
Dual-Tone Multi-Frequency (DTMF) modes In-band, Out-of band, SIP info
Phone features
Call return Yes
SIP registrar server Yes
Caller ID Yes
Phonebook capacity 1000 entries
Call waiting Yes
Speed dialling Yes
Call hold Yes
Call forwarding Yes
Conference call Yes
Redialing Yes
Anonymous call Yes
Anonymous call rejection Yes
Full duplex Yes
Call transfer Yes
Call history Yes
Number of VoIP accounts 12
Answering machine Yes
Lines quantity 12 lines
Management features
Plug and Play Yes
Display
Backlight display Yes
Touchscreen No
Display resolution 360 x 160 pixels
Display diagonal 9.4 cm (3.7")
Display LCD
Audio
Packet loss concealment (PLC) Yes
Comfort noise generation (CNG) Yes
Voice codecs AGC, AJB, AMR-NB, AMR-WB, G.711Mu, G.711a, G.723.1, G.726, G.729ab, OPUS, PLC, VAD, iLBC
Microphone mute Yes
Speakerphone Yes
Network
Supported network protocols FTP/TFTP/HTTP/HTTPS, IPv6, LLDP/CDP/DHCP VLAN
Quality of Service (QoS) support Yes
Syslog Yes
Networking standards IEEE 802.1Q, IEEE 802.1p, IEEE 802.1x, IEEE 802.3af
DHCP client Yes
Bluetooth version 4.1
Wi-Fi Yes
Ethernet LAN interface type Gigabit Ethernet
Ethernet LAN data rates 10,100,1000 Mbit/s
Ethernet LAN Yes
Ports & interfaces
RJ-9 ports quantity 2
DC-in jack Yes
Ethernet LAN (RJ-45) ports 2
Expansion module support Yes
USB 2.0 ports quantity 2
Certificates
Sustainability compliance Yes
Compliance certificates REACH, RoHS
Power
Power consumption (typical) 2.2 W
AC adapter output current 1.2 A
AC adapter output voltage 5 V
AC adapter input voltage 100 - 240 V
Power over Ethernet (PoE) Yes
Operational conditions
Operating temperature (T-T) -10 - 50 °C
Operating relative humidity (H-H) 10 - 95%
Weight & dimensions
Package height 120 mm
Package depth 223 mm
Package width 246 mm
Height 174.9 mm
Depth 206.2 mm
Width 224.9 mm
Packaging content
Number of handles included 1 pc(s)
Handset Yes
Quick start guide Yes
Ethernet cable Yes
Mounting kit Yes
Logistics data
Harmonized System (HS) code 85171800