Yealink T27P Administrator's Guide

Administrator’s Guide for SIP-T2_Series_T4_Series IP Phones
20
For SIP-T23P/T23G/T21(P) E2:
3) Connect the network and power:
 AC power (Optional)
 Power over Ethernet (PoE)
Note
AC Power (Optional)
To connect the AC power and network:
1. Connect the DC plug of the power adapter to the DC5V port on the IP phone and
connect the other end of the power adapter into an electrical power outlet.
2. Connect the included or a standard Ethernet cable between the Internet port on
the IP phone and the one on the wall or switch/hub device port.
Power over Ethernet
With the included or a regular Ethernet cable, IP phones can be powered from a
PoE-compliant switch or hub.
PoE is not applicable to the SIP-T21 E2 IP phones.

Yealink T27P Specifications

General

Wall Mountable	Yes
Local Phonebook	1000 entries
Bluetooth	No
Wi-Fi	No
Gigabit Ethernet	No
Display	3.66" 240x120 pixel graphical LCD with backlight
Audio Features	HD voice, Full-duplex speakerphone
Network	Dual-port 10/100 Ethernet switch
Protocols	SIP v1 (RFC2543), v2 (RFC3261)
Power	IEEE 802.3af PoE
Connectivity	2 x RJ45 10/100M Ethernet ports
Voice Codecs	G.711(A/μ), G.722, G.723, G.729AB, G.726
EHS	Supports EHS with Plantronics headsets
Headset Port	Yes
Power Adapter	5V DC (optional)