Gigabit IP Phone with Three Lines & HD Voice
Yealink SIP-T40G is a feature-rich SIP phone that enhances daily interoperability and unifys communications for busy managers. Designed with a revolutionary new appearance, it 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. The T40G is also built with the Gigabit Ethernet for rapidly facilitating call handling, and its programmable keys help boast extensive productivity-enhancing features, like BLF, SCA, call transfer, etc. Meanwhile, equipped with the feature of Power over Ethernet (PoE), superb high definition (HD) sound quality and a rich visual experience, the SIP-T40G IP Phone maximizes your personal productivity in a superior way.
Yealink T4S series IP Phones
Yealink’s T4S series is the upgraded IP phone line of Yealink’s former T4 series. Designed for today’s busy executives and managers, the T4S series features an elegant appearance, Optima high-definition audio quality and a remarkable phone experience. Integrating cutting-edge features like Wi-Fi and Bluetooth connectivity, the T4S series enriches business users’ daily collaboration. It also protects business users’ investment with its effortless deployment and broad interoperability with UC platforms and IP PBX systems.
Optima HD Audio
With Yealink’s Optima HD audio technologies, industry-leading acoustic clarity and newly-added support for Opus* to its broad audio codec list, the Yealink T4S guarantees a lifelike collaboration experience.
* By supporting Opus, Yealink T4S series delivers better audio quality in both high-bandwidth and poor network conditions, comparing to other wideband or narrowband codecs.
Elegant Industrial Design
The cutting-edge design of the Yealink T4S series includes telephony superiority as well as an elegant appearance. The use of premium materials testifies to its manufacturing excellence.
Remarkable User Experience
The Yealink T4S series delivers excellent stability and performance with its latest advanced components. The phones feature an optimized interface for a smartphone-like user experience. Its rich one-touch soft keys allow for customization, bringing additional convenience and increasing productivity.
Additional Convenience and Flexibility
In addition to the T46S and the T48S, the new T41S and T42S are equipped with a built-in USB port, meaning the entire T4S series supports extended functions such as USB call recording, Bluetooth and Wi-Fi connectivity for more flexibility and functionalities
Effortless Configuration and Upgrade
The Yealink T4S supports efficient provision and effortless mass deployment with Yealink’s free Redirection and Provisioning Service(RPS). Furthermore, the T4S features a unified firmware and an auto-p template that apply to all phone models (T41S, T42S, T46S and T48S), saving even more time and IT costs for businesses.
Specifications
| Product type | IP Phone |
| Handset type | Wired handset |
| Product colour | Black |
| Wall mountable | Y |
| Mounting | Desk/Wall |
| Lines quantity | 3 lines |
| Speed dialling | Y |
| Intercom | Y |
| Call hold | Y |
| Call forwarding | Y |
| Conference call | Y |
| Redialing | Y |
| Caller ID | Y |
| Phonebook capacity | 1000 entries |
| Call park | Y |
| Call pick up | Y |
| Anonymous call | Y |
| Anonymous call rejection | Y |
| Full duplex | Y |
| Short Message Service (SMS) | Y |
| Number of VoIP accounts | 3 |
| Call return | Y |
| Call transfer | Y |
| Message-waiting indicator (MWI) | Y |
| Integrated voicemail | Y |
| Volume control | Digital |
| Display | LCD |
| Display diagonal | 5.84 cm (2.3") |
| Display resolution | 132 x 64 pixels |
| Touchscreen | N |
| Backlight display | Y |
| Front camera | N |
| Speakerphone | Y |
| Microphone mute | Y |
| Voice codecs | G.711,G.711a,G.711u,G.722,G.726,G.729ab |
| Ethernet LAN | Y |
| Ethernet LAN interface type | Gigabit Ethernet |
| Wi-Fi | N |
| Bluetooth | N |
| Supported network protocols | FTP, TFTP, HTTP, HTTPS |
| Quality of Service (QoS) support | Y |
| Security algorithms | AES,HTTPS,SSL/TLS |
| Networking standards | IEEE 802.3af |
| Ethernet LAN (RJ-45) ports | 2 |
| RJ-9 ports quantity | 2 |
| RJ-11 ports quantity | 1 |
| DC-in jack | Y |
| Certification | CE, FCC, ISO 9001 |
| Power over Ethernet (PoE) | Y |
| AC adapter input voltage | 100 - 240 V |
| AC adapter output voltage | 5 V |
| AC adapter output current | 0.6 A |
| Power consumption (typical) | 1.6 W |
| Operating temperature (T-T) | -10 - 50 °C |
| Operating relative humidity (H-H) | 10 - 90% |
| Width | 212 mm |
| Depth | 175 mm |
| Height | 54 mm |
| Number of handles included | 1 pc(s) |
