Business

Reliable Desktop Voice Solution with HD Voice Quality and Great Value

T2 Series of Business-grade IP Phones

The Yealink T2 series of business-grade IP phones features a compact appearance, robust performance and cost efficiency for daily desktop voice communications. The series delivers the industry’s leading HD audio quality and a wide range of telephony features to ensure efficient collaboration. With advanced features such as Gigabit Ethernet, USB connectivity and a paperless design, the Yealink T2 series helps all business users and SMBs in particular to enjoy added value and a productivity boost.

Key Features and Benefits

HD Audio

Yealink Optima HD Voice technology combines cutting-edge hardware and software with wideband technology for maximum acoustic performance. Being a totally open, highly versatile audio codec, Opus, is designed to perform a higher HD audio quality than other wideband codecs in a high network bandwidth; However, if your current network quality is poor, Opus can provide you with a better audio quality than other narrowband codecs.

Easy Customization and High Expansibility

With an all-new USB port, the SIP-T27G is your ideally powerful and expandable office phone with Bluetooth, Wi-Fi and USB recording features. It has three pages of flexible buttons which can be programmed with up to 21 paperless DSS keys.

Efficient Installation and Provisioning

The Yealink SIP-T27G supports efficient provisioning and effortless mass deployment with Yealink’s Redirection and Provisioning Service (RPS) and Boot mechanism to help you realize the Zero Touch Provisioning without any complex manual settings, which makes it simple to deploy, easy to maintain and upgrade.

Secure Transport and Interoperability

The SIP-T27G uses SIP over Transport Layer Security (TLS/SSL), which is the latest network security technology. It’s also compatible with leading soft switch suppliers 3CX and Broadsoft Broadworks.

SIP-T27G

With faster response to 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.

SIP-T27G Specifications

Audio Features

• HD voice: HD handset, HD speaker
• Wideband codec: Opus*, G.722
• Narrowband codec: 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

Directory

• 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

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 using MD5/MD5-sess
• OpenVPN, IEEE802.1X
• IPv6
• LLDP/CDP/DHCP VLAN
• ICE

Other Physical Features

• 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)

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
• USB  port  (2.0  compliant) Bluetooth earphone through BT40, Wi-Fi through WF40,
• USB call recording through USB flash drive
• Enhanced DSS key

Display and Indicator

• 3.66″ 240×120-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

Interface

• 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

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

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