| Audio Features | Display and Indicator Network and Security |
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| • HD voice: HD handset, HD speaker | • 2.3” 132x64-pixel graphical LCD with backlight • SIP v1 (RFC2543), v2 (RFC3261) |
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| • Smart Noise Filtering | • LED for call and message waiting indication • Call server redundancy supported |
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| • Wideband codec: Opus, G.722 | • Dual-color (red or green) illuminated LEDs for • NAT traversal: STUN mode |
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| • Narrowband codec: PCMU (G.711A), PCMA | line status information • Proxy mode and peer-to-peer SIP link mode (G.711μ), G.723.1, G.729, G.729A, G.729B, • Intuitive user interface with icons and soft keys • IP assignment: static/DHCP |
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| G.729AB, G.726, iLBC | • Multilingual user interface • HTTP/HTTPS web server |
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| INFO | • Time and date synchronization using SNTP • Power saving |
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| • VAD, CNG, AEC, PLC, AJB, AGC | Feature keys • QoS: 802.1p/Q tagging (VLAN), Layer 3 ToS DSCP • 2 line keys with LED |
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| Phone Features | • SRTP for voice • 6 features keys: transfer, message, headset, |
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| • 2 VoIP accounts | redial, mute, hands-free speakerphone • Transport Layer Security (TLS 1.3) |
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| • Call hold, mute, DND | • 5 navigation keys • HTTPS certificate manager |
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| • One-touch speed dial, hotline | • Volume control keys • AES encryption for configuration file (AES256) |
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| • Group listening, SMS, emergency call | Interface • OpenVPN, IEEE802.1X, L2TP VPN |
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| • Redial, call return, auto answer | • 2 x RJ45 10/100M Ethernet ports • IPv6 |
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| • Local 5-way conferencing | • Power over Ethernet (IEEE 802.3af), class 1* • LLDP/CDP/DHCP VLAN |
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| • Direct IP call without SIP proxy | • 1 x RJ9 (4P4C) handset port • ICE |
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| • Ring tone selection/import/delete | • 1 x RJ9 (4P4C) headset port • WPA2/WPA3 |
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| • Set date time manually or automatically | • Secure boot Other Physical Features |
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| • Dial plan | • GARP (Generic Attribute Registration Protocol) • Color: Classic Grey • Wall mountable Package Features |
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| • External Yealink AC adapter | • Package content: AC 100-240 V input and DC 5 V/0.6 A output - Yealink SIP-T31P IP phone • Power consumption (PSU): 2-3 W - Handset with handset cord |
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| Directory | • Power consumption (PoE): 3-4 W - Ethernet Cable (1.5m CAT5E UTP Cable) |
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| • Loal phonebook up to 1000 entries | • Dimension (W x D x H x T): - Stand (not applicable to US wall plate Stan- |
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| • Black list | 188 x 189 x 162 x 50 mm dard) |
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| • XML/LDAP remote phonebook | • Operating humidity: 10-95% - Quick Start Guide |
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| • Smart dialing | • Operating temperature: -10 to +45°C (+14 to - Power Adapter (Optional) 113°F) • Qty/CTN: 10 PCS • Storage temperature: -30 to +70°C (-22 to • N.W/CTN: 9.79 kg +158°F) • G.W/CTN: 10.83 kg |
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| IP-PBX Features | Management • Giftbox size: 213 × 210 × 103 mm (BLA) • Auto provision via FTP/TFTP/HTTP/HTTPS for |
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| • Hot-desking, voice mail | • Auto-provision with PnP |
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| • Flexible seating | • Zero-sp-touch, TR-069 Compliance |
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| • Call park, call pickup | • Phone lock for personal privacy protection REACH |
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| • Executive and Assistant | • Reset to factory, reboot |
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| • Centralized call recording | • Package tracing export, system log |
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| PC Connection | Power Adapter (Optional) (DC 5V) |
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| YEALINK NETWORK TECHNOLOGY CO., LTD. | Email: sales@yealink.com Web: www.yealink.com P.R.C |
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