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SIP-T27G

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€12,000

Yealink Optima HD voice
3.66" 240x120-pixel graphical LCD with backlight
Gigabit
USB 2.0
Opus* codec support
Up to 6 SIP accounts
Paper label free design
PoE support
Headset, EHS support
Supports expansion modules

  • Description

  • Features

  • With faster response on the phone’s user interface and better device performance, the SIP-T27G IP phone, as the upgraded product of T27P, is Yealink’s latest feature-rich tool unifying superior voice capabilities and increased function extension capability for business. Yealink Optima HD technology and wideband codec of Opus deliver a superb sound quality and bring you a life-like voice communications. With an all-new USB port, the SIP-T27G boasts unparalleled functionality and expansibility with Bluetooth, Wi-Fi and USB recording features. Seamlessly migrated to GigE-based network infrastructure, SIP-T27G IP phone is also built with the Gigabit Ethernet facilitating very rapidly call handling. By using standard encryption protocols, the SIP-T27G performs highly secure remote provisioning and software upgrades

  • Audio Features

    HD voice: HD handset, HD speaker
    Wideband codec: AMR-WB (optional), Opus*, G.722
    Narrowband codec: AMR-NB (optional), Opus*, G.711(A/µ), G.723.1, G.729, G.729AB, G.726, iLBC
    DTMF: In-band, Out-of-band(RFC 2833) and SIP INFO
    Full-duplex hands-free speakerphone with AEC
    VAD, CNG, AEC, PLC, AJB, AGC


    Phone Features

    6 VoIP accounts
    One-touch speed dial, redial
    Call forward, call waiting, call transfer, call hold
    Call return, group listening
    Mute, auto answer, DND
    3-way conference call
    Direct IP call without SIP proxy
    Ring tone selection/import/delete
    Hotline, emergency call
    Set date time manually or automatically
    Dial plan, XML Browser, Action URL/URI
    Integrated Screenshots
    RTCP-XR, VQ-RTCPXR
    USB port (2.0 compliant) Bluetooth earphone through BT40, Contact synchronization through BT40, Wi-Fi through WF40, USB call recording through USB flash drive
    Enhanced DSS key


    IP-PBX Features

    Busy Lamp Field (BLF)
    Bridged Line Apperance (BLA)
    Anonymous call, anonymous call rejection
    Hot-desking, voice mail
    Flexible seating
    Call park, call pickup
    Executive and Assistant
    Centralized call recording
    Visual voice mail

    Management

    Configuration: browser/phone/auto-provision
    Auto provision via FTP/TFTP/HTTP/HTTPS for mass deploy
    Auto-provision with PnP
    Zero-sp-touch, TR-069
    Phone lock for personal privacy protection
    Reset to factory, reboot
    Package tracing export, system log


    Network and Security

    SIP v1 (RFC2543), v2 (RFC3261)
    Call server redundancy supported
    NAT traversal: STUN mode
    Proxy mode and peer-to-peer SIP link mode
    IP assignment: static/DHCP
    HTTP/HTTPS web server
    Time and date synchronization using SNTP
    UDP/TCP/DNS-SRV(RFC 3263)
    QoS: 802.1p/Q tagging (VLAN), Layer 3 ToS DSCP
    SRTP for voice
    Transport Layer Security (TLS)
    HTTPS certificate manager
    AES encryption for configuration file
    Digest authentication
    OpenVPN, IEEE802.1X
    IPv6
    LLDP/CDP/DHCP VLAN
    ICE


    Feature keys

    8 line keys with LED
    8 line keys can be programmed up to 21 paperless DSS keys (3-page view)
    8 features keys: message, headset, conference, mute, hold, transfer, redial, hands-free speakerphone
    4 context-sensitive “soft” keys
    6 navigation keys
    2 volume control keys
    Illuminated message key
    Illuminated headset key

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