The Yealink SIP-T48U VoIP/SIP Phone presents a dynamic business communication solution to executives and professionals. The phone has a large touchscreen that makes the switch between pages and applications swift, easy and convenient. With Yealink Optima HD Voice technology and wideband codec of Opus, the SIP-T48U gives you superb audio quality and crystal-clear voice communications. Moreover, the SIP-T48U has dual USB ports allowing you to use adapters for Bluetooth and Wi-Fi, and also to use USB headsets and USB recording devices.
Easy Customisation and High Expansibility
The SIP-T48U has a 7-inch, 800 x 480-pixel, backlit, colour touchscreen, which enables a rich visual presentation and easy navigation. With two USB ports, the SIP-T48U makes Bluetooth, WiFi, USB headset and USB recording possible. You can use any two of the USB ports freely according to your needs to enrich the phone’s features. The phone also not only has 29 one-touch DSS keys that can be easily programmed to various features, but also can connect up to three expansion modules (sold separately), for up to 180 additional buttons with a screen-based LCD display and LED system.
Yealink Optima HD Voice technology combines cutting-edge hardware and software with wideband technology for maximum acoustic performance. Being an open, highly versatile audio codec, Opus, is designed to give 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 better audio quality than other narrowband codecs. And its hearing aid compatible (HAC) handset can help people with hearing loss hear voices more clearly.
Efficient Installation and Provisioning
The Yealink T48U supports efficient provisioning and effortless mass deployment with Yealink’s Redirection and Provisioning Service (RPS). The Boot mechanism helps you to achieve the Zero Touch Provisioning without any complex manual settings, which makes the T48U simple to deploy, and 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 T48U 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, etc. Moreover, it has dual firmware images that give you enterprise-level protection to avoid bricking your system if upgrades fail.