Yealink SIP-T43U Corded PoE IP Phone for Wall Mount/Desktop Use - Classic Gray (Like New)

A Well-Rounded SIP Phone for Clear Communications 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 black-and-white screen and EXP43 support. United Yealink Optima HD Voice technology and wideband codec of Opus, the T43U offers you 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 T4U series offers the same elegant appearance as the T4 line, but with improvements for greater interoperability and better collaboration. Easy Customization and High ExpansibilityAccompanied 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 and LED system.HD AudioYealink 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 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.S ecure Transport and InteroperabilityYealink 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 firmware images that give you an enterprise-level protection to avoid bricking your system once the upgrade fails.

Specifications:

• 3.7" 360x160-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

Technical Details:
Brand: Yealink
Item Type Name: IP Phone
Global Trade Identification Number: 00841885102973
Manufacturer: Yealink Network Technology Co., Ltd
UPC: 841885102973
Telephone Type: Corded
Built-In Media: Stand, Ethernet Cable (2m CAT5E UTP Cable), SIP-T43U IP Phone, Handset with Handset Cord, Quick Start Guide
Color: Classic Gray
Number of Batteries: 1 Lithium-ion battery required.
Power Source: Power over Ethernet (PoE)
Dialer Type: Single Keypad
Compatible Devices: Wi-Fi networks, USB headsets, VoIP services, Power over Ethernet networks, communication platforms supporting Opus codec, other Yealink T4U series phones
Recording Capacity: 22 minutes
Conference Call Capability: Basic
Multiline Operation: Multi-Line Operation
Is there a Caller ID? Yes
Item Dimensions: 10 x 9.1 x 4.6 inches
Item Height: 4.6 inches