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Easy Customization and High ExpansibilityThe SIP-T48U has a seven-inch, 800 x 480-pixel, backlit- color touch screen, which enables a richvisual presentation and easy navigation. Accompanied by two USB ports, the T48U is yourright-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 tovarious features, but also can connect up to three expansion modules, for up to 180 additionalbuttons with a screen-based LCD display and LED system.HD AudioYealink Optima HD Voice technology combines cutting-edge hardware and software withwideband technology for maximum acoustic performance. Being a totally open, highly versatileaudio codec, Opus, is designed to perform a higher HD audio quality than other wideband codecsin a high network bandwidth; However, if your current network quality is poor, Opus can provideyou 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 ProvisioningYealink T4U series supports efficient provisioning and effortless mass deployment with Yealink’sRedirection and Provisioning Service (RPS) and Boot mechanism to help you realize the Zero TouchProvisioning 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 appliesto all T4U phone models (T41U, T43U, T46U and T48U), saves even more time and costs forbusinesses, as well as simplifies the management and maintenance.Secure Transport and InteroperabilityThe SIP-T48U uses SIP over Transport Layer Security (TLS/SSL), which is the latest network securitytechnology. It’s also compatible with leading soft switch suppliers, such as 3CX, BroadsoftBroadworks.

Cisco 9861 Gigabit IP Desk Phone UC/3PCC/WebEx - DP-9861-K9

Cisco 9861 Gigabit IP Desk Phone UC/3PCC/WebEx - DP-9861-K9

Entry-level IP Phone with 2 Lines & HD voiceAs a very fashionable and friendly entry-level IP phone, Yealink SIP-T31P has an extra-large 132x64-pixel graphical LCD with backlight that brings clear visual experience for users. The T31P offers support for two VoIP accounts and includes local 5-way conferencing to maximize productivity. Working with the adjustable multi-angle stand, the T31P IP phone ensures you to work in different situation. Meanwhile, the T31P features built-in Power over Ethernet (PoE) and superb high definition (HD) sound quality. Easy-to-use and powerful features together with reasonable price deliver excellent voice communications solution.Stronger Performance, More PossibilitiesEquipped with powerful chip, the T3 series owns a stronger computing ability and more upgraded functions, which ensures a higher productivity and smoother office experience. Due to great performance, T3 series is capable to extend more services for different business demands.Superior HD Audio, Better CommunicationThe Yealink T3 series provides distraction-free communications with industry leading Smart Noise Filtering Technology, which delivers excellent sound quality without extraneous noises and allows fluent conversations.Classic Design, Practical DetailsDesigned by Yealink original team, T3 series inherits the design concept of Yealink IP phone family. The advanced design including modern appearances and ergonomic details enables easier and friendly operation experience to users.All in One Platform, Convenient ManagementProven reliability and integrations for Yealink Device Management Platform, installed the unified firmware, T3 series is simple to deploy and manage, which allows a significant reduction in the operation and maintenance cost.

POLY CCX 400 Business Media Phone with Open SIP with Power Supply

the Cisco Ip Phone 7800 Series Is A Cost-effective, High-fidelity Voice Communications Portfolio Designed To Improve Your Organization''s People-centric Communications, While Reducing Your Operating Costs.it Combines An Attractive New Ergonomic Design With "always-on" Reliability And Secure Encrypted Communications. The Cisco Ip Phone 7800 Series Delivers Advanced Ip Telephony Features And Crystal Clear Wideband Audio Performance To Deliver An Easy-to-use, Full-featured Voice Communications Experience.

Free from Cord Constraint, Free from Distracting NoiseAdopting the innovative Bluetooth handset, Yealink T58W Pro pervades wireless communication by allowing the user to move around freely and conveniently.The professional hardware and the cutting-edge acoustic algorithm of Yealink makes the T58W Series an expert at eliminating noise and keeping every conversation clear and focus.Take Smart Business Phone to the Next LevelBoost by the upgraded chipsets, the T58W Series comes with enhanced system performance with fast response and reinforced processing capacity. The adoption of Android 9.0 OS also improves the data encryption, authority management, response speed and integratability to meet requirements of modern business and future sustainability.Enterprise-level Security, Provision and ManagementTaking data security as one of the most significant concerns, the new set of phones adopt Arm TrustZone technology to safeguard various ARM-based data and applications.By supporting Yealink/Unify Square Device Management Platform, the management, provision and update of the T58W Series can be implemented in a streamlined and simplified manner.

Adjustable High-Resolution DisplayAligning with a fully adjustable display, the T5 Business Phone Series can easily fulfill the viewing needs at a variety of angles and under a variety of lighting conditions and finally provides optimized user experience.Acoustic Shield technologyThe Yealink T5 Business Phone Series is designed with Yealink Acoustic Shield technology to deliver distraction-free voice clarity for remote participants by utilizing multiple microphones to create a virtual shield.Corded Cordless PhoneThe Yealink New T5 Business Phone Series supports DECT handset compatibility via a DECT dongle Yealink DD10K, up to 4 cordless handsets. Seamless switching of calls between the desktop phone and the cordless DECT handset.Advanced Wireless ConnectivityBuilt-in Bluetooth 4.2 for wireless headsets connection and enhanced mobility. Wi-Fi 2.4G/5G to help business maximize the use of wireless network, reduce internet cable cost and support clean and uncluttered workspace communications.