Product Overview:
The Yealink T31P features an extra-large 132x64-pixel graphical LCD with backlight that brings clear visual experience for users. The T31P offers support for two VoIP accounts and includes local 5-way conferencing to maximise productivity. Working with the adjustable multi-angle stand, the T31P IP phone ensures you to work in different situation. Meanwhile, the T31P features built-in Power over Ethernet (PoE) and superb high definition (HD) sound quality.

Key Features:
- HD Voice
- 2.3” 132x64-pixel graphical LCD with back-light
- Two-port 10/100M Ethernet Switch
- Opus codec support
- Up to 2 SIP accounts
- Local 5-way conferencing
- Unified Firmware
- Support EHS Wireless Headset
- Support YDMP/YMCS
- Stand with 2 adjustable angles
- Local phonebook up to 1000 entries
- Black list
- XML/LDAP remote phonebook
- Wall mountable
- PoE Integrated

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.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

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
- Dial plan
- XML Browser, action URL/URI
- Enhanced DSS Key

Feature keys:
- 2 line keys with LED
- 6 features keys: transfer, message, headset, redial, mute, hands-free speakerphone
- 5 navigation keys
- Volume control keys
-1 x RJ9 (4P4C) handset port
-1 x RJ9 (4P4C) headset port

Package content:
- Yealink SIP-T31P
- Handset with handset cord
- Ethernet Cable (1.5m CAT5E)
- Stand
- Quick Start Guide
- Power Adapter