Tech specs
Brand
Yealink
Product Line
Yealink
Model
SIP-T43U
Manufacturer
Yealink
IP Address Assignment
DHCP, PPPoE, Static
IP Telephony Network Ports
2 x Ethernet 10Base-T/100Base-TX/1000Base-T
Network Features
Class 3 PoE, Lightweight Directory Access Protocol (LDAP), Network Address Translation (NAT)
Network Protocols
DNS, HTTP, HTTPS, IP, SNTP, SRTP, STUN, TCP, TFTP, TR-069, UDP
Phone Connections
2 x USB, Handset jack / RJ-9, Headset jack / RJ-9
Backlit Display
Yes
Color Support
Monochrome
Display Diagonal Size
3.7 inch
Display Diagonal Size (metric)
9.4 centimetre
Display Languages
Multilingual
Display Location
Base
Display Resolution
360 x 160 pixels
Display Type
LCD display
Indicators & Controls
Visual ringer light, Voice message waiting indicator
Multiple Conferencing
3-way
Phone Directory Capacity
1000 names & numbers
Speakerphone
Yes
Voice Codec
G.711a, G.711u, G.722, G.723.1, G.726, G.729ab, iLBC, Opus
Additional Functions
Built-in clock, Call recording, Do Not Disturb (DND), Group call pickup, HD Voice, Music on hold, Mute, Redial
Call Services
Call Forwarding, Call Hold, Call Transfer, Call Waiting, Caller ID, Voicemail
Caller ID Type
Caller ID
Dialer Location
Base
Lines Supported
12 lines
Main Features
Integrated Ethernet switch, Multiple VoIP protocol support
Packaged Quantity
1
Placing/Mounting
Table-top, Wall-mountable
Power Over Ethernet (PoE) Support
Yes
Product Type
VoIP phone
Quality of Service
IEEE 802.1p, IEEE 802.1Q (VLAN), Type of Service (ToS)
Security
IEEE 802.1X, TLS
Voice Features
Acoustic echo cancellation (AEC), Adaptive jitter buffer (AJB), Automatic gain control (AGC), Comfort noise generation (CNG), HD Voice, Packet loss concealment (PLC), Voice activity detection (VAD), Yealink Optima HD voice technology
VoIP
Yes
VoIP Protocols
SIP, SIP v2
Volume Control
Yes
Cables
Network cable - 6.6 ft
Phone Accessories Included
Stand
Base Depth
8.1 inch
Base Height
6.9 inch
Base Width
9.6 inch
Color
Classic gray
Color Category
Gray
ENERGY STAR Certified
No
EPEAT Compliant
No
TCO Certified
No
Hearing Aid Compatible
Yes
Accessories
- CDW Recommends (2) total accessories
- Headsets (1) total accessories
- Phones & Video Conferencing (1) total accessories