Yealink SIP-T40G - VoIP phone - 3-way call capability - SIP, SIP v2, SRTP - 3 lines

Category: Wired Telephones
Code: SIP-T40G
Brand: Yealink Network Technology
Warranty: Unknown
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Key selling points

  • Advanced design
  • HD audio
  • Enhanced call management
  • Efficient installation and provisioning
  • Secure transport and interoperability

Product Description
Yealink SIP-T40G - VoIP phone - 3-way call capability
Product Type
VoIP phone
Main Features
Multiple VoIP protocol support, integrated Ethernet switch
VoIP Protocols
SIP, SIP v2, SRTP
Voice Codecs
G.722, G.723, G.729ab, G.711u, G.711a, G.726
Lines Supported
3 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/1000Base-T
Product Type
VoIP phone
Call Services
Voice Mail, Caller ID, Call Waiting, Call Forwarding, Call Transfer, Call Hold
Dialer Location
Base
Conference Call Capability
3-way
Speakerphone
Yes
Programmable Buttons Qty
6
Indicators
Visual ringer light, voice message waiting indicator, speakerphone indicator, headset, mute indicator
Additional Functions
Built-in clock, call recording, Intercom
Main Features
Multiple VoIP protocol support, integrated Ethernet switch
VoIP
Yes
VoIP Protocols
SIP, SIP v2, SRTP
Voice Codecs
G.722, G.723, G.729ab, G.711u, G.711a, G.726
Lines Supported
3 lines
Quality of Service
IEEE 802.1Q (VLAN), Differentiated Services (DiffServ), IEEE 802.1p, Type of Service (ToS)
IP Address Assignment
DHCP, static
Security
IEEE 802.1X
Power Over Ethernet (PoE) Support
Yes
Network Protocols
IP, TCP, TFTP, UDP, HTTP, DNS, HTTPS, SRTP, SNTP
Network Ports Qty
2 x Ethernet 10Base-T/100Base-TX/1000Base-T
Voice Features
Comfort noise generation (CNG), voice activity detection (VAD), HD Voice, acoustic echo cancellation (AEC), packet loss concealment (PLC), adaptive jitter buffer (AJB), automatic gain control (AGC)
Network Features
Network Address Translation (NAT), Class 2 PoE, 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
Connections
2 x headset jack / RJ-9 ¦ 2 x network / RJ-45 ¦ EHS port / RJ-12
Placing / Mounting
Wall-mountable, table-top
Included Accessories
Stand, network cable
Width
21.2 cm
Depth
18.9 cm
Height
17.5 cm
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