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SIP-T27G Phone

SIP-T27G Phone





Standard and Affordable SIP Phone for Business

The Description


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.


> 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

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


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


> 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


> Local phonebook up to 1000 entries

> Black list

> XML/LDAP remote phonebook

 > Intelligent search method

> Phonebook search/import/export

> Call history: dialed/received/missed/forwarded

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


Display and Indicator

> 3.66" 240x120-pixel graphical LCD with backlight

> LED for call and message waiting indication

> Dual-color (red or green) illuminated LEDs for line status information

> Intuitive user interface with icons and soft keys

> Multilingual user interface

> Caller ID with name and number

> Power saving

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


> Dual-port Gigabit Ethernet

> Power over Ethernet (IEEE 802.3af), Class 3

> 1 x USB port (2.0 compliant)

> 1 x RJ9 (4P4C) handset port

> 1 x RJ9 (4P4C) headset port

> 1 x RJ12 (6P6C) EHS port

> 1 x RJ12 (6P6C) EXT port: Supports up to 6 Expansion Modules

Other Physical Features

> Color: Black

> Stand with 2 adjustable angles

> Wall mountable

> External Yealink AC adapter (optional):    AC 100~240V input and DC 5V/1.2A output

> Power consumption (PSU): 1.4-3.0W

> Power consumption (PoE): 1.7-7.0W > Dimension (W*D*H*T):   265mm x 210mm x 170.5mm x 53.5mm

> Operating humidity: 10-95%

> Operating temperature: -10~50°C (+14~122°F)


> 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


> 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



Package Features

> Package content:

- Yealink SIP-T27G IP phone

 - Handset with handset cord

- Ethernet Cable (1.5m CAT5E UTP Cable)

 - Stand - Quick Start Guide

 - Power Adapter (Optional)

- Wall Mount Bracket (Optional)

>  Qty/CTN: 5 PCS

>  N.W/CTN: 6.6 kg

>  G.W/CTN: 7.4 kg

>  Giftbox size: 295mm x 224mm x 115mm

>  Carton Meas: 602mm x 308mm x 236mm