Yealink T7 Series SIP-T73U
VoIP phone with caller ID/call waiting | 5-way call capability | SIP, SIP v2, ICE
Main Specification
| Product Description | Yealink T7 Series SIP-T73U - VoIP phone with caller ID/call waiting - 5-way call capability |
|---|---|
| Product Type | VoIP phone with caller ID/call waiting |
| Compatible Platforms | 3CX, Metaswitch, Asterisk, Broadsoft Broadworks |
| Main Features | Multiple VoIP protocol support, integrated Ethernet switch |
| VoIP Protocols | SIP, SIP v2, ICE |
| Voice Codecs | G.722, PCMU, G.711μ, PCMA, G.711a, G.723.1, G.729, G.729a, G.729b, G.729A/B, G.726, iLBC |
| Speakerphone | Yes |
| Call Services | Caller ID, Call Hold, Call Forwarding, Call Waiting, Call Transfer, Group listening |
| Display | LCD display - colour - Yes |
| Display Features | Screen saver |
| Network Ports Qty | 2 x Ethernet 10Base-T/100Base-TX/1000Base-T |
General
| Product Type | VoIP phone |
|---|---|
| Compatible Platforms | 3CX, Metaswitch, Asterisk, Broadsoft Broadworks |
Phone Features
| Call Services | Caller ID, Call Hold, Call Forwarding, Call Waiting, Call Transfer, Group listening |
|---|---|
| Caller ID Type | Caller ID/call waiting |
| Dialer Location | Base |
| Conference Call Capability | 5-way |
| Speakerphone | Yes |
| Programmable Buttons Qty | 40 |
| Volume Control | Yes |
| Indicators | Busy lamp field (BLF), bridged line appearance (BLA), message waiting indicator |
| Additional Functions | Acoustic Shield Technology, Optimal HD Voice, emergency call, call return, auto answer, redial, blocklist, Google contacts, smart dialing, phonebook transfer, anonymous call rejection, Music on hold, call recording, USB recording port, USB headset port, Smart Noise Filtering |
IP Telephony
| Main Features | Multiple VoIP protocol support, integrated Ethernet switch |
|---|---|
| VoIP | Yes |
| VoIP Protocols | SIP, SIP v2, ICE |
| Voice Codecs | G.722, PCMU, G.711μ, PCMA, G.711a, G.723.1, G.729, G.729a, G.729b, G.729A/B, G.726, iLBC |
| Quality of Service | IEEE 802.1p, IEEE 802.1Q (VLAN), Layer 3 TOS |
| IP Address Assignment | DHCP, static |
| Security | WPA2, WPA3 |
| 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, IPv6, Link Layer Discovery Protocol (LLDP), CDP, DHCP, VLAN, GARP |
| Network Ports Qty | 2 x Ethernet 10Base-T/100Base-TX/1000Base-T |
| Voice Features | Yealink Optima HD voice technology, Zero-sp-touch, automatic gain control (AGC), voice activity detection (VAD), comfort noise generation (CNG), acoustic echo cancellation (AEC), packet loss concealment (PLC), adaptive jitter buffer (AJB) |
| Network Features | 12 VoIP accounts, IEEE 802.3af, Class 2 PoE, Network Address Translation (NAT), open VPN, Lightweight Directory Access Protocol (LDAP) |
Phone Memory
| Phone Directory Capacity | 1000 names & numbers |
|---|
Display
| Type | LCD display - colour |
|---|---|
| Display Location | Base |
| Diagonal Size | 2.8" |
| Display Resolution | 320 x 240 pixels |
| Backlit | Yes |
| Display Languages | Multilingual |
| Features | Screen saver |
Miscellaneous
| Connections | Electronic hook switch (EHS) USB / 4 PIN USB Type A 2 x network / RJ-45 |
|---|---|
| Hearing Aid Compatible | Yes |
| Placing / Mounting | Wall-mountable / table-top |
| Cables Included | Ethernet cable - 2 m Handset cord |
| Included Accessories | Stand |
Power
| Power Consumption | 1.3-1.48 W (PSU), 1.368-1.832 W (PoE) |
|---|
Dimensions & Weight (Shipping)
| Shipping Width | 20.9 cm |
|---|---|
| Shipping Depth | 16.75 cm |
| Shipping Height | 21.48 cm |
Product features
Efficient call management
The Yealink SIP-T73U offers essential call services including Caller ID, Call Forwarding, Call Transfer, and more, enabling users to manage their communications effectively.Clear and vibrant display
Featuring a 2.8-inch LCD with a resolution of 320 x 240 pixels, the display provides bright visuals and easy navigation through the phone's functions.Advanced voice technology
Equipped with Yealink Optima HD voice technology, this phone ensures audio quality, while Smart Noise Filtering enhances clarity by reducing background noise.Flexible network integration
With support for various VoIP protocols and an integrated Ethernet switch, the SIP-T73U can easily fit into diverse networking environments, offering 12 VoIP accounts for versatile usage.User-friendly programmable buttons
The phone includes 40 programmable buttons, allowing users to customize their setup for quick access to frequently used functions or contacts.Key selling points
- Vibrant 2.8-inch LCD display with multilingual support
- Supports multiple VoIP protocols with 12 VoIP accounts
- Includes 40 programmable buttons for enhanced efficiency
- Integrated Acoustic Shield Technology for clearer audio
- Power over Ethernet support for easy installation
References
MPN: SIP-T73U
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13/07/2026 03:40:58