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        Yealink Device Comparison

        CATEGORY

        Product

        High-Performance Dect Ip Base Station For Small-Medium Businesses
        W70B
        High-Performance IP Base Station For Small-Medium Businesses
        Yealink Ruggedized DECT Handset
        W57R
        W57R
        SIP-T44U
        SIP-T44U

        All Specifications

        Appearance

        COMPARE OPTIONS

        Key Features and Benefits
        Keywords
        Ten Handsets Twenty Simultaneous Calls No Perception Upgrade LS & SRTP Security Encryption Backup System Centralized Deployment
        Shock, dust and water proof，Freely mobile communication，DECT technology
        CommunicationsThe SIP-T44U IP phone is a feature-rich business tool for excellent communications and extended functionality. Integrated with Hall Switch, T44U gives you a quieter operation and environment. It is a 12-line IP phone that comes with a 2.8-inch color display with backlight and the EXP43 support.
        Key Features
        • Up to 20 simultaneous calls • Up to 10 DECT cordless handsets or DECT headsets • Up to 10 SIP accounts • Noise Reduction System • TLS and SRTP security encryption • No Perception Upgrade • Support Push-to-Tal
        • Rugged DECT handset with IP54 protection rating • Scratch resistant, disinfectant resistant • 1.8’’ 128 x 160 TFT color screen with intuitive user interface • HD audio and Flexible Noise Reduction (FNR) • Vibration alarm • Up to 40-hour talking time • Up to 575-hour standby time • Keypad backlight and keypad lock • Fully compatible with Yealink W80/W90 Multi-Cell System for seamless roaming and handover
        • 2.8” 320x240-pixel color LCD with backlight• Dual USB ports• Dual firmware images• T4U Auto-P template unified• T4U firmware unified• Up to 12 SIP accounts• PoE support• USB headset and EHS support• Wi-Fi via WF40/WF50• Bluetooth via BT40/BT41/BT51• Supports color-screen expansion modules• Stand with 2 adjustable angles• Wall mountable• Handset with hall switch2.8-inch ScreenOptima HD VoiceDual USB PortsAcoustic ShieldUnified FirmwareGigabitExpansion Module
        Overview
        Content Sharing
        Camera
        Operating System
        Interface
        LCD Display
        LCD Type
        LED Indicators
        Line Keys
        Memory Keys
        Expansion Module/Microphone (Accessory, purchased separately)
        Foot Stand
        Audio Features
        HD Voice
        Speakerphone
        Wideband Codec
        Narrowband Codec
        HAC Handset
        Acoustic Shield
        Yealink Noise Proof
        Video Features
        Video Resolution
        Video Codecs
        Connectivity
        USB Port (2.0 Compliant)
        Ethernet Port
        Handset Port (RJ-9)
        Headset Port (RJ-9)
        PoE
        Headset
        Bluetooth
        Wi-Fi
        HDMI
        Wall Mountable
        Corded-Cordless Phone
        Door Phone Integration
        Telephony Features
        SIP Accounts
        N-way Conferencing

        IP Phones Related Products

        You can learn more about Yealink IP Phones devices and apply them to different work scenarios
        W70B
        High-Performance IP Base Station For Small-Medium Businesses
        CPW65
        CP wireless expansion mic
        SIP- T46U
        Productivity-enhancing SIP office phone
        SIP-T57W
        Prime business voip phone
        Other Application Scenario
        Yealink products have passed multiple certifications and can support most application scenarios on the market.
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        Education
        Healthcare
        Manufacturing
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        Future Workers
        Personal Collaboration
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        Broadsoft
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