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Product Specification
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Overview
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Yealink SIP-T27P โทรศัพท์แบบ IP (IP-Phone) จอ LCD รองรับ 6 คู่สาย, 6 SIP Account, 2 Port 10/100Mbps รองรับการ Setup ผ่าน Web Browser และ Telephone Key Pad (IVR) พร้อม Adapter รองรับ POE เหมาะสำหรับใช้งานในสำนักงาน
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Audio Features
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HD voice: HD handset, HD speaker
Wideband codec: G.722
Narrowband codec: G.711(A/?), G.723.1, 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
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Phone Features
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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
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Directory
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Loal phonebook up to 1000 entries
Black list
XML/LDAP remote phonebook
Intelligent search method
Phonebook search/import/export
Call history: dialed/received/missed/forwarded
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IP-PBX Features
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Busy Lamp Field (BLF)
Bridged Line Apperance(BLA)
Anonymous call, anonymous call rejection
Hot-desking, emergency call
Message Waiting Indicator (MWI)
Voice mail, call park, call pickup
Intercom, paging, music on hold
Call completion, call recording
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Display and Indicator
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3.66″ 240×120-pixel graphical LCD with backlight
LED for call and message waiting indication
One-color (green) illuminated LEDs for
line status information
Intuitive user interface with icons and soft keys
National language selection
Caller ID with name, number
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Feature keys
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8 line keys with LED
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
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Interface
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1 x RJ9 (4P4C) handset port
1 x RJ9 (4P4C) headset port
1 x RJ12 (6P6C) EHS port
Power over Ethernet (IEEE 802.3af), Class 2
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Other Physical Features
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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
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Management
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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
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Package Features
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Qty/CTN: 5 PCS
N.W/CTN:
G.W/CTN:
Giftbox size: 300mm x 225mm x 118mm
Carton Meas: 610mm x 310mm x 238mm
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Network and Security
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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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