Yealink SIP-T31W - VoIP phone with caller ID - IEEE 802.11a/b/g/n/ac (Wi-Fi) - 5-way call capability - RTCP-XR, VQ-RTCPXR, SIP, SIP v2, SRTP, ICE - 2 lines - classic gray

Category: Wireless Telephones
Code: 1301039
Brand: Yealink Network Technology
Warranty: 24 Months
For illustrative purpose only
Stock Qty Est. Delivery Price
VAT
DK773 4 20/03/2026 unknown 95.93
DK773  12  01/04/2026 unknown 95.93
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Product Description
Yealink SIP-T31W - VoIP phone with caller ID - 5-way call capability
Product Type
VoIP phone with caller ID
Cordless Phone Standard
IEEE 802.11a/b/g/n/ac (Wi-Fi)
Main Features
Multiple VoIP protocol support, integrated Ethernet switch
VoIP Protocols
RTCP-XR, VQ-RTCPXR, SIP, SIP v2, SRTP, ICE
Voice Codecs
G.722, G.711a, G.711µ, G.723.1, G.729, G.729a, G.729b, G.729ab, G.726, iLBC, Opus, PCMU, PCMA
Lines Supported
2 lines
Speakerphone
Yes
Call Services
Voice Mail, Caller ID, Call Waiting, Call Forwarding, Call Transfer, Call Hold
Display
LCD display - monochrome - Yes
Network Ports Qty
2 x Ethernet 10Base-T/100Base-TX
Compatible Software
Yealink Device Management Platform(YMDP / YMCS)
Body Colour
Classic gray
Product Type
VoIP phone
Body Colour
Classic gray
Cordless Phone Standard
IEEE 802.11a/b/g/n/ac (Wi-Fi)
Wireless Interface Provided
Wi-Fi
Call Services
Voice Mail, Caller ID, Call Waiting, Call Forwarding, Call Transfer, Call Hold
Caller ID Type
Caller ID
Dialer Location
Base
Conference Call Capability
5-way
Speakerphone
Yes
Messaging Services
SMS
Volume Control
Yes
Indicators
Message waiting indicator, busy lamp field (BLF)
Additional Functions
Call recording, mute, Do Not Disturb (DND), Bridged Line Appearance (BLA), blacklist, Smart Noise Filtering, one-touch speed dial / redial, hotline, emergency call, auto answer, anonymous call, anonymous call rejection, call park, call pickup, call return, power saving mode
Main Features
Multiple VoIP protocol support, integrated Ethernet switch
VoIP
Yes
VoIP Protocols
RTCP-XR, VQ-RTCPXR, SIP, SIP v2, SRTP, ICE
Voice Codecs
G.722, G.711a, G.711µ, G.723.1, G.729, G.729a, G.729b, G.729ab, G.726, iLBC, Opus, PCMU, PCMA
Lines Supported
2 lines
Quality of Service
IEEE 802.1p, IEEE 802.1Q (VLAN), Layer 3 TOS
IP Address Assignment
DHCP, static
Security
TLS 1.3, 256 bit AES, WPA3, WPA2, IEEE 802.1X
Power Over Ethernet (PoE) Support
Yes
Network Protocols
RTCP-XR, VQ-RTCPXR, FTP, TFTP, HTTP, HTTPS, TR-069, STUN, SNTP, UDP, TCP, DNS SRV, DSCP, SRTP, L2TP, IPv6, Link Layer Discovery Protocol (LLDP), Cisco Discovery Protocol (CDP), VLAN, GARP, IP
Network Ports Qty
2 x Ethernet 10Base-T/100Base-TX
Compatible Software
Yealink Device Management Platform(YMDP / YMCS)
Voice Features
Yealink HD Voice, dual tone multi-frequency (DTMF), voice activity detection (VAD), comfort noise generation (CNG), acoustic echo cancellation (AEC), packet loss concealment (PLC), adaptive jitter buffer (AJB), automatic gain control (AGC), Auto-provision with PnP, Zero-sp-touch
Network Features
2 SIP accounts, IEEE 802.3af, Class 2 PoE, Network Address Translation (NAT) Traversal, Lightweight Directory Access Protocol (LDAP)
Phone Directory Capacity
1000 names & numbers
Type
LCD display - monochrome
Display Location
Base
Diagonal Size
2.3"
Display Resolution
132 x 64 pixels
Backlit
Yes
Display Languages
Multilingual
Connections
Headset jack / RJ-9 ¦ Handset jack / RJ-9
Placing / Mounting
Wall-mountable, table-top
Included Accessories
Stand
Power Consumption
1.3-1.7 W (PSU), 2-2.6 W (PoE)
Width
18.8 cm
Depth
18.9 cm
Height
16.2 cm
Shipping Width
21.3 cm
Shipping Depth
21 cm
Shipping Height
10.3 cm
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