Yealink SIP-T31W WiFi, PSU included
The Yealink T31W is a stylish and welcoming entry-level IP phone, boasts a generously sized 132x64-pixel graphical LCD with backlighting, enhancing the user's visual experience. With support for two VoIP accounts and local 5-way conferencing, the T31W is designed to boost productivity. Equipped with dual-band 2.4G/5G Wi-Fi, it ensures seamless connectivity with cutting-edge wireless technology, positioning users ahead in the wireless era.
Key Features and Benefits
✔️ Built-in Wi-Fi✔️ Unified Firmware
✔️ EHS
✔️ Device Management
✔️ HD
✔️ 5-way Conferencing
Audio Features
✔️ HD voice: HD handset, HD speaker✔️ Smart Noise Filtering
✔️ Wideband codec: G.722
✔️ Narrowband codec: PCMU (G.711μ), PCMA (G.711A), G.723.1, G.729, G.729A, G.729B, 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-
✔️ Built-in dual band Wi-Fi:
✔️ Network standard: IEEE802.11a/b/g/n/ac
✔️ Transmission rate: Up to 433Mbps (dynamic)
✔️ Frequency range: 2.4GHz/5.0GHz
✔️ Enhanced DSS Key
Directory
✔️ Local 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
✔️ 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 adapter: AC 100-240 V input and DC 5 V/0.6 A output
✔️Power consumption (PSU): 1.3-1.7 W
✔️Power consumption (PoE): 2-2.6 W
✔️Dimension (W × D × H × T): 188 × 189 × 162 × 50 mm
✔️Operating humidity: 10-95%
✔️Operating temperature: -10 to +45°C (+14 to 113°F)
✔️Storage temperature: -30 to +70°C (-22 to +158°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
✔️ ICE
✔️ WPA2/WPA3
✔️ Secure boot
✔️ GARP (Generic Attribute Registration Protocol)