SIP-T48U Includes Only:
- Yealink SIP-T48U IP phone
- Handset with handset cord
- Ethernet Cable (2m CAT5E UTP Cable)
- Stand
- Quick Start Guide
Features:
- 7-inch Touch Screen
- Optima HD Voice
- Dual USB Ports
- Acoustic Shield
- Unified Firmware
- Expansion Module
- Opus Codec
- 16 VoIP accounts
- Call hold, mute, DND
- One-touch speed dial, hotline
- Call forward, call waiting, call transfer
- Group listening
- Emergency call
- Redial, call return, auto answer
- 10-way conferencing
- 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)
- USB port (2.0 compliant) for:
- Bluetooth earphone through BT40/BT41
- Contact synchronization through BT40/BT41
- Simultaneous connection of one headset and one mobile phone through BT40/BT41
- Wi-Fi through WF40/WF50
- USB call recording through USB flash drive
- USB headset
- Expansion Module EXP43
- Wireless Headset Adapter EHS40
- USB/Bluetooth connectivity to Yealink CP900/CP700 speakerphone, USB connectivity to Yealink UH36 headset:
- Basic functions: Answer / end, call mute
- Enhanced function: audio optimization, redial, call hold, volume synchronization, multiple calls control
- Enhanced DSS key
Yealink presents a dynamic business communication solution to executives and professionals with the SIP-T48U IP phone. The phone employs an appealing large touch screen that makes the switch between pages and applications swift, easy and convenient. United Yealink Optima HD Voice technology and wideband codec of Opus, the T48U awards you the superb audio quality and crystal-clear voice communications. Moreover, the T48U 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.
The SIP-T48U has a seven-inch, 800 x 480-pixel, backlit- color touch screen, which enables a rich visual presentation and easy navigation. Accompanied by two USB ports, the T48U 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 29 one-touch DSS keys that can be easily programmed to various features, but also can connect up to three expansion modules, 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 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.
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.
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.
