Yealink T27 Daktela

Yealink Sip-T27G - IP Telephone for VoIP

The Yealink SIP-T27G incorporates faster responses in the phone’s user interface with powerful new hardware. Thanks to the new OPUS voice codec, the phone provides the user with excellent sound quality and brings live voice communication.

A novelty is the integrated USB port, through which a Bluetooth headset can be connected using a Bluetooth dongle. Possibility to connect a Wi-Fi dongle and thus connect the phone to a Wi-Fi network. Last but not least, the USB port can be used to record calls.

IPv6 support, dual 1 Gb / s Ethernet port, EHS support for wireless headsets, integration with major IP PBX systems (3CX, Asterisk and Broadworks from Broadsoft), etc. enable deployment in the most modern network infrastructures.

The phone is equipped with a large 3.66 ″ TFT-LCD display with a resolution of 240 × 120 pixels. The phone is equipped with 21 programmable buttons. These buttons are located next to the display for easier operation and are equipped with LEDs and the BLF / BLA function, so you can easily tell at a glance which line is free and which is busy.

The phone offers versatile interfaces, there is also a connector for the Internet, computer or headset. Yealink expansion modules can be connected to the phone.

The phone has an adjustable stand in two positions, it can also be attached to the wall.

The Yealink SIP-T27G supports PoE power!

You will not find the mains adapter in the package.

The phone has a Czech localization of the display and web management, so it is operated very easily, intuitively.

! ATTENTION! The Yealink SIP-T27G supports PoE power. The package does not include the mains adapter!

PoE = Power over Ethernet – this is the use of a data cable leading to the IP phone and its power supply.
You can order the network adapter separately.

Product description:
■ OPUS HD Voice codec
■ Two Gigabit Ethernet ports
■ USB 2.0 connector for bluetooth, WiFi and USB dongle
■ Czech localization

Data interfaces: Ethernet, 1x USB
Ethernet: 2x 10/100/1000 Mbps
Network services: Fixed IP, DHCP
QoS: DiffServ / ToS / VLAN
Display type: Black and white
Display size: 3.66
Display – backlit: Yes
VoIP standards: SIPv2
Codec support: G.722, G.711 (A / μ), G.729AB, G.726, iLBC, Opus
Peer-to-Peer Mode: Yes
Number of SIP accounts: 6
Hands-free calling: Yes
Headset connection option: Yes, RJ9 connector
Ring and call volume settings: Yes
Number of ringtones: 10
Possibility to record your own ringtones: Yes
Vibrating alert: No
Date and time display: Yes
Local phone book: 1000 contacts
Remote phonebooks: XML, LDAP, Broadsoft
Number of programmable buttons: 21
History – list of incoming calls: 100
History – list of outgoing calls: 100
History – list of missed calls: 100
Security: SRTP, TLS (HTTPS, SIPS), OpenVPN, login password, encrypted config. files
Voice Activity Detection (VAD): Yes
Comfort Noise Generator (CNG): Yes
Call functions: Divert, hold, transfer, 3-way conferencing Caller ID: Yes
Calling plan: Yes
Call waiting (CW): Yes
Automatic redial: Yes
Mute: Yes
SMS: Yes
Open API: XML application, Action URL, Active URI, Push XML
LED status indication: Yes
Firmware upgrade: Yes
Automatic configuration: Yes
IPv6 support: Yes
Expansion module support: Yes
PoE power supply: Yes (IEEE 802.3af)
PoE consumption: Max. 7.07 W
Management: Web, keyboard, car. configuration
Diagnostics: trace, syslog
Dimensions: 265 x 210 x 170.5 x 53.5 mm
Weight: 1050 g
Wall mountable: Yes (optional)
Manuals: English instructions
Warranty: 2 years
Power adapter: 5V DC, 1.2A (not included)

Headset connection:
You can connect professional headsets to your phone:
– Plantronics “HW” series via U-10P-S reduction cable (eg models HW251 / A, HW261 / A, etc.)
– Connect the Jabra using reduction cables: GN-88001-99 / GN-88011-99 / GN-8800-00-25 / GN-8800-01-06 (eg model BIZ-1500-NC-MONO)
You will need the Yealink EHS36 adapter for Jabra and Plantronics wireless headsets.


The product requires professional installation.
Installation and commissioning of the product requires a certain level of knowledge of IT issues, so we recommend entrusting them to qualified professionals.


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