ENTERPRISE HD IP PHONE SIP T27P
The SIP-T27P is a feature-rich sip phone for business. It has been designed by pursuing ease of use in even the tiniest details. Delivering a superb sound quality as well as a rich visual experience. The T27P also offers a wide range of functions, like SCA, BLF List, call forward, call transfer, 3-way conference, and up to support various features. Using standard encryption protocols to perform highly secure remote provisioning and software upgrades.
- Yealink Optima HD voice
- 3.66″ 240×120-pixel graphical LCD with backlight
- Up to 6 SIP accounts
- Paper label free design
- PoE support
- Headset, EHS support
- Integrated stand with 2 adjustable angles
- Wall mountable (optional)
- Simple, flexible and secure provisioning options
Audio Features
- HD voice: HD handset, HD speaker
- Wideband codec: G.722
- Narrowband codec: G.711(A/μ), 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
- Blacklist
- XML/LDAP remote phonebook
- Intelligent search method
- Phonebook search/import/export
- Call history: dialed/received/missed/forwarded
Interface
-
1xRJ9 (4P4C) handset port
-
1xRJ9 (4P4C) headset port
-
1XRJ12 (6P6C) EHS port
-
Power over Ethernet (IEEE 802.3af),
IP-PBX Features
- Busy Lamp Field (BLF)
- Bridged Line Apperance(BLA)
- Anonymous call, anonymous call rejection
- Hot-desking
- Message Waiting Indicator (MWI)
- Voice mail
- Call park, call pickup
- Intercom, paging,
- Music on hold
- Call recording
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
- Reset to factory, reboot
- Package tracing export, system log
Package Features
- Qty/CTN: 5 PCS
- N.W/CTN:
- G.W/CTN:
- Giftbox size: 300mm x 225mm x 118mm
- Carton Meas: 610mm x 310mm x 238mm
Phone Features
- 6 VoIP accounts
- One-touch speed dial, redial
- Call forward, call waiting
- The 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
- The hotline, emergency call
- Set date time manually or automatically
- Dial plan
- XML Browser,
- Action URL/URI
- Integrated Screenshots
- RTCP-XR
Other Physical Features
- Stand with 2 adjustable angles
- Wall mountable (optional)
- External universal AC adapter (optional)： AC 100~240V input and DC 5V/1.2A output
- Power consumption (PSU): 1.17～3.32W
- Power consumption (PoE): 1.60～5.94W
- Dimension(W*D*H*T): 265mm x 210mm x 170.5mm x 53.5mm
- Operating humidity: 10-95%
- Operating temperature: -10~50°C
Display and Indicator
- 3.66″ 240×120-pixel graphical LCD with backlight
- LED for call and message waiting for indication
- Dual-color (red or green) illuminated LEDs for line status information
- Intuitive user interface with icons and soft keys
- National language selection
- Caller ID with name, number
Feature keys
- 8 line keys with LED.
- The 8 line keys can be programmed up to 21 various features (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.
Network and Security
- SIP v1 (RFC2543), v2 (RFC3261)
- NAT transverse: 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
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