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9640 IP Telephone

Avaya 9640 IPThe 9640 IP Telephone features a 3.8 inch (9.65 cm) diagonal high resolution color backlit display. The 9640 supports up to 24 call appearances/administered feature keys with six concurrent line appearances visible at any time. The 9640 has several LED buttons throughout the front of the phone. Six LED line appearance buttons on the side of the display provide explicit status of different line appearances and administered features, while LEDs built into several buttons on the phone such as Mute, Message, and Headset provide an intuitive and simple experience for the everyday end user.

The user interface on the 9640 is helpful and intuitive. Completing call transfers and setting up ad hoc conference calls is simple and can be executed with confidence. The 9640 has a dedicated Call Forward/Mobility button, which provides direct access to Communication Manager Mobility features. Some of these features, such as Extension to Cellular and Extend Current Call, are critical to the essential user.

Available via free firmware download, the 9640 and 9640G support SIP telephony features along with additional SIP enhancements – including display of  telephone “presence” of other users from the phone contact list, integration with MS Outlook calendar appointments, changeable display skins.  SIP on the 9640/40G includes enhanced security including support for SRTP and TLS.

The 9640 supports a 24-button expansion module. This provides the essential user with additional call appearances, bridged appearances and administered feature keys including speed dials.


 Productivity of Users – The productivity of end users is greatly enhanced through prompting for common telephony tasks, one-touch access to key features, and superior high fidelity audio.
 Richer Communication – The superior audio capabilities make conference calls and meetings more effective by requiring less reiteration. This has been found to reduce employee stress and fatigue.
 Investment Protection – Built on open standards with a modular platform that supports a wide range of modules and adapters to further enhance user productivity.


Avaya 9640 IP

Intuitive User Interface

The intuitive, context-sensitive interface on the 9640 is designed to facilitate confident usage by featuring context-driven menus with on-screen prompts, enabling straightforward access to contact directory and call log. Essential users have full control of conference calls, including selective drop and mute. In addition, the 9640 provides a dedicated Call Forward/Mobility button for one-touch access to mobility features within Avaya Communication Manager. These include Extension to Cellular as well as Extend Current Call to cell phone.

Easy access to common features such as Conference, Transfer, and Hold are now greatly enhanced with helpful prompts and tight integration with phone numbers in the contact list and call logs. The user interface on the 9640 provides easy access to critical Communication Manager mobility features, allowing users to be reached transparently whether at their desks or on the go.

Superior Audio Quality

The unique high-fidelity acoustics of the Avaya 9640, including wideband audio support in the speaker, handset, and headset, deliver industry-leading audio that minimizes ambient noise. With the enhanced audio across high and low frequencies, it is easier for users to better understand others with different speech nuances or accents.

For the essential end user, the person constantly on the telephone, the enhanced audio allows calls to be more productive by making team members better able to collaborate. On conference calls, users find it easier to distinguish and understand multiple speakers, aiding in collaboration and communications. Overall, communications are richer.

New design and color display

The 9640 features an improved, higher resolution display supporting 1/4 VGA color with backlighting. A four-way navigation button cluster is another new addition to the 9640, providing a familiar, cell phone-like interface for navigation and feature selections for the essential user.

The new design facilitates better usage of the display and the built-in browser to improve access to information and use of telephone features.

Investment Protection – Modules and Adapters

Based on open standards with a modular platform, the Avaya 9640 allows enterprises to add a wide range of modules and adapters to further enhance employee productivity. This facilitates individual choice between Bluetooth, monaural wideband, or binaural wideband headsets. Adapters for Gigabit Ethernet and Bluetooth are now available.

Investment protection and enhanced total cost of ownership are the key benefits. Traditionally, the only way to receive new telephone capabilities was to purchase a completely new phone. Designed with the future in mind, the Avaya 9640 provides a flexible approach for adding future functionality to current telephones.

9640 Designed just for the essential user

The 9640 is designed specifically for essential users, those users who deem the telephone as critical for doing their jobs. The 9640 features a larger color display, with additional LED buttons and wideband audio support throughout. The 9640 supports a 24-button expansion module, which allows the user to access additional call appearances and feature keys. Finally, with one-touch access to mobility features, the 9640 user is reachable seamlessly.

Matching the communication needs of the essential user with the phone on the user’s desk gives a business great advantage. This is especially importance given the roles held by essential users (sales, customer-facing associates). The 9640 user can make confident, effective use of the right set of telephone features, which enables them to perform their jobs more proficiently and ultimately helps to satisfy customers and provide competitive advantages.

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