About this Item
Versatile Connectivity: The T43U comes with two USB ports, enabling Bluetooth, Wi-Fi, USB headset, and USB recording capabilities. Users can utilize any two of these features simultaneously based on their preferences, enhancing phone functionalities.
Customizable Functionality: Featuring three pages of programmable buttons with up to 21 paperless DSS keys, the T43U allows easy customization. It also supports connection with up to three expansion modules, offering an additional 180 buttons with LCD displays and LED indicators.
High-Quality Audio: Yealink Optima HD Voice technology ensures top-notch acoustic performance. The phone supports Opus, an open, versatile audio codec delivering superior HD audio quality even in low network bandwidth conditions. Its hearing aid compatible (HAC) handset enhances clarity for users with hearing impairment.
Effortless Installation and Provisioning: The T4U series simplifies mass deployment through Yealink’s Redirection and Provisioning Service (RPS) and Boot mechanism, enabling Zero Touch Provisioning without complex manual configurations. Unified firmware and auto-provisioning templates across T4U phone models streamline management, saving time and costs.
Secure Communication and Compatibility: Employing SIP over Transport Layer Security (TLS/SSL), the T4U series ensures the latest network security. It is compatible with major soft switch suppliers like 3CX and Broadsoft Broadworks. The inclusion of dual firmware images offers enterprise-level protection, preventing system bricking in case of upgrade failures.