Yealink SIP-T27G Enterprise HD IP Phone

Yealink SIP-T27G Enterprise HD IP Phone

T27G VoIP SIP telephone, 2 x Gigabit Ethernet, 8 x line keys, PoE required, AC optional, 3.66 inch backlit LCD, HD audio, RJ9 headset jack, EHS support for specific Jabra and specific Plantronics headsets (cable required, EHS36), USB 2.0, add up to 6 expansion modules, EXP20. Optional AC power supply PS5V1200US. Note: For Quebec customers, icon labels are available at no charge, add T27ICON to your order (installation required).

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, which comes ready for future 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.

Features
> 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
Specification
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

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 (pending), Wi-Fi through WF40 (pending), USB call recording through USB flash drive (pending)
> Enhanced DSS key

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

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

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

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): 1.44～3.47W
> Power consumption (PoE): 1.72～7.07W
> Dimension (W*D*H*T): 265mm x 210mm x 170.5mm x 53.5mm
> Operating humidity: 10-95%
> Operating temperature: -10~50°C

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