VoIP телефон Yealink T27P, 3.6" (9.14 cm) монохромен дисплей, 6 линии, 8 програмируеми бутона с LED подсветка, 2x RJ-45 10/100, PoE, черен

Yealink T27P

Cost-Effective SIP Phone for Business

The SIP-T27P is a full featured SIP phone designed to deliver superb sound
quality and uses standard encryption protocols to deliver secure remote
provisioning. Offering a rich user experience and boasting a wide range of
functionality, including SCA, BLF, 3-way conference and paperless labels, this
Optima HD SIP phone is headset compatible and can be expanded using the
EXP39 module.

Key Features and Benefits
HD Audio
Enhanced Call Management
Efficient Installation and Provisioning
Highly Secure Transport and Interoperability

Yealink Optima HD Voice is a combination of software and hardware design, as well as the
implementation of wideband technology to maximise the acoustic performance. This,
coupled with advanced acoustic clarity technology, such as full duplex, echo cancellation,
adaptive jitter buffer etc. creates a crystal clear audio experience.

The SIP-T27P incorporates productivity-enhancing features such as SCA, BLF List, call
forward, call transfer, and 3-way conferencing. Three pages of 8 soft keys are displayed
and can be programmed to support various features. The SIP-T27P supports the Yealink
YHS32 professional headset, and the EHS36 adaptor, which enables support of other
headset brands.

Integrated IEEE 802.3af Power-over-Ethernet allows centralised power management. The
SIP-T27P support the FTP, TFTP, HTTP, and HTTPS protocols for file provisioning and are
configured by default to use Trivial File Transfer Protocol (TFTP). In addition AES
encryption and XML configuration are also supported.

The SIP-T27P uses SIP over Transport Layer Security (TLS/SSL) enabling service
providers to make use of the latest technology for enhanced network security. The phone
is certified compatible with 3CX, Asterisk and Broadsoft Broadworks, ensuring excellent
compatibility with leading soft switch providers.

Audio Features
• HD voice: HD handset, HD speaker
• Wideband codec: G.722
• Narrowband codec: G.711(A/μ), 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

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
• Intercom, paging
• Music on hold
• Call recording

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: dialled/received/missed/forwarded

Display and Indicator
• 3.66" 240x120-pixel graphical LCD with backlight
• LED for call and message waiting indication
• Dual-colour (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

Interface
• 1xRJ9 (4P4C) handset port
• 1xRJ9 (4P4C) headset port
• 1XRJ12 (6P6C) EHS port
• Power over Ethernet (IEEE 802.3af), Class 2

Network and Security
• SIP v1 (RFC2543), v2 (RFC3261)
• Call server redundancy supported
• NAT transverse: STUN mode
• Proxy mode and peer-to-peer SIP link mode
• IP assignment: static/DHCP
• HTTP/HTTPS web server
• Time and date synchronisation 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
• Open VPN, IEEE802.1X
• IPv6



Виж още VoIP Телефони Yealink
Виж всички VoIP Телефони в категорията