Yealink SIP-T31G Dual-Line Entry Level IP Phone

As a very fashionable and friendly entry-level Gigabit IP phone, Yealink SIP-T31G has an extra-large 132x64-pixel graphical LCD with backlight that brings clear visual experience for users. The T31G offers support for two VoIP accounts and includes local 5-way conferencing to maximize productivity. Working with the adjustable multi-angle stand, the T31G IP phone ensures you to work in different situation. Meanwhile, the T31G features built-in Power over Ethernet (PoE) and superb high definition (HD) sound quality. Easy-to-use and powerful features together with reasonable price deliver excellent voice communications solution.

Key Features

• Yealink HD Voice
• 2.3" 132x64-pixel graphical LCD with backlight
• Dual-port Gigabit Ethernet
• PoE support
• Opus codec support
• Up to 2 SIP accounts
• Local 5-way conferencing
• Support EHS Wireless Headset
• Unified Firmware
• Support YDMP/YMCS
• Stand with 2 adjustable angles
• Wall mountable

Technical Specifications

Audio Features
HD voice: HD handset, HD speaker
Smart Noise Filtering
Wideband codec
Opus, G.722
Narrowband codec
G.711(A/μ), G.723.1, G.729, G.729A, 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
2 VoIP accounts
Call hold, mute, DND
One-touch speed dial, hotline
Call forward, call waiting, call transfer
Group listening, SMS, emergency call
Redial, call return, auto answer
Local 5-way conferencing
Direct IP call without SIP proxy
Ring tone selection/import/delete
Set date time manually or automatically
Dial plan
XML Browser, action URL/URI
Integrated screenshots
RTCP-XR, VQ-RTCPXR
Enhanced DSS Key
Directory
Loal phonebook up to 1000 entries
Black list
XML/LDAP remote phonebook
Smart dialing
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, voice mail
Flexible seating
Call Park, call pickup
Executive and Assistant
Centralized call recording
Visual voice mail
Call recording
Display and Indicator
2.3” 132x64-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
Multilingual user interface
Caller ID with name and number
Power saving
Feature keys
2-line keys with LED
6 features keys: transfer, message, headset, redial, mute, hands-free speakerphone
5 navigation keys
Volume control keys
Interface
Dual-port Gigabit Ethernet
Power over Ethernet (IEEE 802.3af), class 2
1 x RJ9 (4P4C) handset port
1 x RJ9 (4P4C) headset port
Other Physical Features
Color: Classic Grey
Wall mountable
External Yealink AC adapter
AC 100~240V input and DC 5V/600mA output
Power consumption (PSU)
2-3W
Power consumption (PoE)
3-4W
Dimension (W*D*H*T)
188mm*189mm*162mm*50mm
Operating humidity
10~95%
Operating temperature
-10~50°C (+14~122°F)
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
SIP v1 (RFC2543), v2 (RFC3261)
Call server redundancy supported
NAT traversal
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
OpenVPN, IEEE802.1X
IPv6
LLDP/CDP/DHCP VLAN
ICE
Package content
Yealink SIP-T31G IP phone
Handset with handset cord
Ethernet Cable (1.5m CAT5E UTP Cable)
Stand
Quick Start Guide
Power Adapter (Optional)
Qty/CTN: 10 PCS
N.W/CTN: 9.98 kg
G.W/CTN: 10.836 kg
Giftbox size
213 mm*210 mm*103 mm
Carton Meas
535 mm*443 mm*227 mm