Yealink SIP-T43U SIP Phone

The Yealink 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 EXP43 support. With united Yealink Optima HD Voice technology and wideband Opus codecs, the T43U provides you with superb audio quality and crystal-clear voice communications. The phone feels quicker and more responsive when using call features. In addition, the T43U puts dual USB ports in a phone making Bluetooth, Wi-Fi, USB headset and USB recording possible, and you can use any two of them freely according to your needs. The Yealink T4U series offers the same elegant appearance as the T4 line, but with improvements for greater interoperability and better collaboration.

Yealink SIP-T43U Key Features

3.7″ 360×160-pixel graphical LCD with backlight
Dual USB ports
Dual firmware images
Opus codec support
T4U Auto-P template unified
T4U firmware unified
Up to 12 SIP accounts
PoE support
USB headset and EHS support
Wi-Fi via WF40/WF50
Bluetooth via BT40/BT41
Supports color-screen expansion modules
Stand with 2 adjustable angles
Wall mountable

Easy Customisation and High Expansibility

The SIP-T43U comes with two Gigabit Ethernet ports, one of which is suitable for Power over Ethernet (PoE). 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 have three pages of flexible buttons that can be easily programmed with 27 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 T4U phone models, saves even more time and costs for businesses, as well as simplifies the management and maintenance.

Secure Transport and Interoperability

The 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 an upgrade fails