Yealink
T4 Series SIP-T40P Enterprise IP Desktop Phone

Yealink SIP-T40P

The SIP-T40P is a feature-rich SIP phone for enhancing daily business processes and operations. With a revolutionary new design that supports flexible and secure provisioning (the phone utilizes industry-standard encryption protocols for users to provision and perform software upgrades both in-house and remotely), this advanced IP phone is intuitively designed with ease of use in mind. With programmable keys, the SIP-T40P boasts extensive productivity-enhancing features such as Power over Ethernet (PoE) support, superb high definition (HD) sound quality and a rich visual experience.

Features

• Revolutionary new design
• Yealink Optima HD voice
• 132x64-pixel graphical LCD with backlight
• Up to three SIP accounts
• Paper label-free design
• PoE support
• Headset, electronic hook switch (EHS) support
• Integrated stand with two adjustable angles
• Wall mountable
• Simple, flexible and secure provisioning options

Audio Features

• HD voice: HD handset, HD speaker
• Wideband codec: G.722
• Narrowband codec: G.711(A/μ),G.729AB, G.726
• 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

• 3 VoIP accounts
• One-touch speed dial, redial
• Call forward, call waiting
• Call transfer, call hold
• Call return, group listening, SMS
• Mute, auto answer, DND
• 3-way conference call
• Direct IP call without SIP proxy
• Ring tone selection/import/delete
• Hotline, emergency call
• Set date time manually or automatically
• Dial Plan
• XML Browser
• Action URL/URI
• RTCP-XR （RFC3611）,VQ-RTCPXR（RFC6035）

Directory

• Local phonebook up to 1000 entries
• Black list
• XML/LDAP remote phonebook
• Intelligent search method
• 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
• Message Waiting Indicator (MWI)
• Voice mail
• Call park, call pickup
• Intercom, paging
• Music on hold
• 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
• National language selection
• Caller ID with name, number

Feature keys

• 3 line keys with LED
• 5 features keys: message, headset, mute, redial, hands-free speakerphone
• 4 context-sensitive “soft” keys
• 6 navigation keys
• 2 volume control keys
• Mute key
• Headset key
• Hands-free speakerphone key

Interface