YEALINK SIP-T48U IP phone Grey LED Wi-Fi

<b>Easy Customization and High Expansibility</b><br>The SIP-T48U has a seven-inch, 800 x 480-pixel, backlit- color touch screen, which enables a rich<br>visual presentation and easy navigation. Accompanied by two USB ports, the T48U is your<br>right-hand man in the office that makes Bluetooth, Wi-Fi, USB headset and USB recording possible,<br>and you can use any two of them freely according to your needs to enrich phone features.<br>Meanwhile, the phone not only has 29 one-touch DSS keys that can be easily programmed to<br>various features, but also can connect up to three expansion modules, for up to 180 additional<br>buttons with a screen-based LCD display and LED system.<br><br><b>HD Audio</b><br>Yealink Optima HD Voice technology combines cutting-edge hardware and software with<br>wideband technology for maximum acoustic performance. Being a totally open, highly versatile<br>audio codec, Opus, is designed to perform a higher HD audio quality than other wideband codecs<br>in a high network bandwidth; However, if your current network quality is poor, Opus can provide<br>you with a better audio quality than other narrowband codecs. And its hearing aid compatible<br>(HAC) handset helps the person who is with hearing loss to hear the voice more clearly.<br><br><b>Efficient Installation and Provisioning</b><br>Yealink T4U series supports efficient provisioning and effortless mass deployment with Yealink’s<br>Redirection and Provisioning Service (RPS) and Boot mechanism to help you realize the Zero Touch<br>Provisioning without any complex manual settings, which makes the T4U series simple to deploy,<br>easy to maintain and upgrade. Furthermore, a unified firmware and auto-p template that applies<br>to all T4U phone models (T41U, T43U, T46U and T48U), saves even more time and costs for<br>businesses, as well as simplifies the management and maintenance.<br><br><b>Secure Transport and Interoperability</b><br>The SIP-T48U uses SIP over Transport Layer Security (TLS/SSL), which is the latest network security<br>technology. It’s also compatible with leading soft switch suppliers, such as 3CX, Broadsoft<br>Broadworks.Yealink SIP-T48U. Product type: IP Phone, Product colour: Grey, Handset type: Wired handset. Phonebook capacity: 1000 entries. Display: LED, Display diagonal: 17.8 cm (7"), Display resolution: 800 x 480 pixels. Voice codecs: AGC, AJB, AMR-WB, CNG, G.711, G.722, G.723.1, G.726, G.729ab, VAD, iLBC. Ethernet LAN interface type: Gigabit Ethernet, Ethernet LAN data rates: 10,100,1000 Mbit/s, Security algorithms: AES, HTTPS, SRTP, TLS