Description
The Yealink SIP-T27P Enterprise HD IP Phone features:
• Yealink Optima HD voice
• 3.66″ 240×120-pixel graphical LCD with LCD with backlight
• 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: 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
• 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
• 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 Appearance(BLA)
— Anonymous call, anonymous call rejection
— Hot-desking
— Message Waiting Indicator (MWI)
— Voice mail
— Call park, call pickup
— Executive and Assistant
— Centralized call recording
— Visual voice mail
• Display and Indicator features:
— 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
— Mulitlingual user interface
— Caller ID with name and number
— Power saving
• Eight Feature keys:
— All 8 with LEDs
— Can be programmed up to 21 various features (3-page view)
— Keys are: 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:
— Power over Ethernet (IEEE 802.3af), Class 2
— 1 x USB port (2.0 compliant)
— 1xRJ9 (4P4C) handset port
— 1xRJ9 (4P4C) headset port
— 1XRJ12 (6P6C) EHS port
— Supports up to 6 Expansion Modules
• External universal AC adapter (optional):
— AC 100~240V input and DC 5V/1.2A output
• 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 features:
— 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
• Stand with 2 adjustable angles
• Wall mountable
• Power Options:
— Power over Ethernet (IEEE 802.3af), class 2, or
— Power adapter: AC 100~240V input and DC 5V/2A output (sold separately)
• Color: Black
• Refurbished
• One-Year Warranty