SIP-T42S Yealink Executive IP Phone
SIP-T42S Yealink Executive IP Phone
SIP-T43U Yealink Advanced Gigabit IP...
SIP-T43U Yealink Advanced Gigabit IP...

SIP-T43U Yealink Advanced Gigabit IP Phone with Dual USB Ports

*** Out of stock ATM, Available On Backorder ***
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A Well-Rounded SIP Phone for Clear Communications

The SIP-T43U IP phone is a feature-rich business tool for excellent communications and extended functionality. It is a 12-line IP phone that comes with a 3.7-inch large black-and-white screen and the EXP43 support. United Yealink Optima HD Voice technology and wideband codec of Opus, the T43U awards you the superb audio quality and crystal-clear voice communications. The phone feels quicker and more responsive when performing call features. Moreover, the T43U puts dual USB ports in a phone that makes Bluetooth, Wi-Fi, USB headset and USB recording come true, and you can use any two of them freely according to your needs. The Yealink new T4U series offers the same elegant appearance as the T4 line, but with improvements for greater interoperability and better collaboration.

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4 $200.79 $24.84

SIP-T43U - Yealink Advanced Gigabit IP Phone with Dual USB Ports

Easy Customization and High Expansibility

Accompanied by two USB ports, the T43U is your right-hand man in the office that makes Bluetooth,  Wi-Fi,  USB  headset  and  USB  recording  possible,  and  you  can  use  any  two  of  them freely according to your needs to enrich phone features. Meanwhile, the phone not only has three pages of flexible buttons that can be easily programmed with 21 paperless DSS  keys  at  most,  but  also  can  connect  up  to  three  expansion  modules,  for  up  to  180  additional buttons with a screen-based LCD display and LED system.

HD Audio

Yealink Optima HD Voice technology combines cutting-edge hardware and software with wideband  technology  for  maximum  acoustic  performance.  Being  a  totally  open,  highly  versatile audio codec, Opus, is designed to perform a higher HD audio quality than other wideband codecs in a high network bandwidth; However, if your current network quality is poor,  Opus  can  provide  you  with  a  better  audio  quality  than  other  narrowband  codecs.  And its hearing aid compatible (HAC) handset helps the person who is with hearing loss to hear the voice more clearly.

Efficient Installation and Provisioning

Yealink  T4U  series  supports  efficient  provisioning  and  effortless  mass  deployment  with  Yealink’s  Redirection  and  Provisioning  Service  (RPS)  and  Boot  mechanism  to  help  you  realize  the  Zero  Touch  Provisioning  without  any  complex  manual  settings,  which  makes  the  T4U  series  simple  to  deploy,  easy  to  maintain  and  upgrade.  Furthermore,  a  unified  firmware and auto-p template that applies to all T42U (pending)/T43U/T46U/T48U phone models,  saves  even  more  time  and  costs  for  businesses,  as  well  as  simplifies  the  management and maintenance.

Secure Transport and Interoperability

Yealink  T4U  series  uses  SIP  over  Transport  Layer  Security  (TLS/SSL),  which  is  the  latest  network security technology. It’s also compatible with leading soft switch suppliers, such as 3CX, Broadsoft Broadworks. Moreover, it is carried with dual fimrware images that gives you a enterprise-level protection to avoid bricking your system once upgrade failed.


Audio Features
 • HD voice: HD handset, HD speaker
 • Hearing aid compatible (HAC) handset
 • Acoustic Shield
 • Wideband codec: AMR-WB (optional), Opus, G.722
 • Narrowband codec: AMR-NB (optional), Opus,
G.711(A/µ), G.723.1, G.729AB, G.726, iLBC
 • DTMF: In-band, Out-of-band(RFC 2833) and SIP INFO
 • Full-duplex hands-free speakerphone with AEC

Phone Features
 • 12 VoIP accounts
 • One-touch speed dial, redial
 • Call forward, call waiting, call transfer, call hold
 • Call return, group listening, emergency call
 • Mute, auto answer, DND, hoteline
 • 3-way conference call
 • Direct IP call without SIP proxy
 • Ring tone selection/import/delete
 • Set date time manually or automatically
 • Dial Plan, XML Browser, Action URL/URI
 • RTCP-XR (RFC3611), VQ-RTCPXR (RFC6035)
 • Dual USB ports (2.0 compliant)
 - Bluetooth earphone through BT40/BT41
 - Contact synchronization through BT40/BT41
 - Wi-Fi through WF40/WF50
 - USB call recording through USB flash drive
 - USB headset
 - Expansion Module EXP43
 - Wireless Headset Adapter EHS40
 • Enhanced DSS key

 • Local phonebook up to 1000 entries
 • Black list
 • XML/LDAP remote phonebook
 • Smart dialing
 • Phonebook search/import/export
 • Call history: dialed/received/missed/forwarded

IP-PBX Features
 • Busy Lamp Field (BLF), Bridged Line Apperance (BLA)
 • Anonymous call, anonymous call rejection
 • Hot-desking, voice mail
 • Flexible seating, Executive and Assistant
 • Call park, call pickup
 • Centralized call recording, call recording
 • Visual voice mail

Display and Indicator
 • 3.7" 360x160-pixel graphical LCD with backlight
 • LED for call and message waiting indication
 • Dual-color (red or green) illuminated LEDs for line status information
 • Intuitive user interface with icons and soft keys
 • Multilingual user interface
 • Caller ID with name and number
 • Power saving

Feature keys
 • 8 line keys with LED
 • 8 line keys can be programmed up to 21 paperless DSS keys (3-page view)
 • 5 features keys: message, headset, mute, redial, hands-free speakerphone
 • 4 context-sensitive “soft” keys
 • 6 navigation keys
 • 2 volume control keys
 • Illuminated mute key
 • Illuminated headset key
 • Illuminated hands-free speakerphone key

 • Dual-port Gigabit Ethernet
 • Power over Ethernet (IEEE 802.3af), Class 2
 • 2 x USB port (2.0 compliant)
 • 1 x RJ9 (4P4C) handset port
 • 1 x RJ9 (4P4C) headset port

Other Physical Features
 • Color: Classic Grey
 • Stand with 2 adjustable angles
 • Wall mountable
 • External Yealink AC adapter (optional): AC 100~240V input and DC 5V/2A output
 • USB output currency: 5V 500mA
 • Power consumption (PSU): 0.9-2.2W
 • Power consumption (PoE): 1.5-3.2W
 • Dimension (W*D*H*T): 224.9mm*206.2mm*174.9mm*52mm
 • Operating humidity: 10~95%
 • Operating temperature: 0~40°C (+32~104°F)

 • Configuration: browser/phone/auto-provision
 • Auto provision via FTP/TFTP/HTTP/HTTPS for mass deploy
 • Auto-provision with PnP
 • Broadsoft device management
 • Zero-sp-touch TR-069
 • Phone lock for personal privacy protection
 • Reset to factory, reboot
 • Package tracing export, system log

Network and Security
 • SIP v1 (RFC2543), v2 (RFC3261)
 • Call server redundancy supported
 • NAT traversal: STUN mode
 • Proxy mode and peer-to-peer SIP link mode
 • IP assignment: static/DHCP
 • HTTP/HTTPS web server
 • Time and date synchronization using SNTP
 • QoS: 802.1p/Q tagging (VLAN), Layer 3 ToS DSCP
 • SRTP for voice
 • Transport Layer Security (TLS)
 • HTTPS certificate manager
 • AES encryption for configuration file
 • Digest authentication
 • OpenVPN, IEEE802.1X
 • IPv6
 • ICE

Package Features
 • Package content:
 - Yealink SIP-T43U IP phone
 - Handset with handset cord
 - Ethernet Cable (2m CAT5E UTP Cable)
 - Stand
 - Quick Start Guide
 - Power Adapter (Optional)
- Wall Mount Bracket (Optional)
 • Qty/CTN: 5 PCS
 • N.W/CTN: 6.0 kg
 • G.W/CTN: 6.6 kg
 • Giftbox size: 246mm*223mm*120mm
 • Carton Meas: 627mm*256mm*235mm

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