Yealink SIP-T31P Entry Level 2-Line IP Phone with HD Voice and PoE

Technical Description:

• 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
  • 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 Apperance (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
  • 2 x RJ45 10/100M Ethernet ports
  • 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 adapte AC 100~240V input and DC 5V/600mA output
  • Power consumption (PSU): 2-3W
  • Power consumption (PoE): 3-4W
  • Dimension (W x D x H x T): 188mm x 189mm x 162mm x 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 Features
  • Package content:
    • Yealink SIP-T31P 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: 9.79 kg
  • G.W/CTN: 10.83 kg
  • Giftbox size: 213 mm x 210 mm x 103 mm
  • Carton Meas: 535 mm x 443 mm x 227 mm