T640 PRO

Business telephony for medium and larger businesses

The ideal partner for your business

As a perfect solution for the business communication needs of medium sized businesses, the T640 PRO supports your staff with a full suite of Business Communication tools to enable them to communicate more efficiently.

With the intelligent, built in voicemail, interactive voice response system and automatic call distribution (ACD) features customers will never have to wait to get calls directed to the right person whether you are in or out of the office. The T640 is a more powerful system designed as an easy to use yet fully featured business communication system ready for larger sites with up to 250 devices and 40 parallel calls.

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SME focus

The T640 is ready for mid-sized and larger businesses that demand a full featured on premise solution supporting employees using a mixture of multi-cell cordless and IP desktop phones up to 250 devices in total.


Seamless integration

The T640 and the Gigaset pro phones are designed for seamless integration into your business as a full on premise communication solution. With full support for the entire range of Gigaset pro desktop and cordless IP phones providing access to all the professional level features and auto provisioning for easy installation and future system expansion.


T640 PRO

The perfect communications manager for your medium or larger business

Flexible connectivity

Based on an all-in-one concept, the T640 is ready to migrate your business into the world of VoIP and Unified Communications. With embedded traditional ISDN and analogue ports to support legacy communication technologies as well as IP to protect your future with your investment.


All-inclusive licencing

Gigaset pro offers an all-in licensing model for its communication servers which includes full functionality and features for all configured users. The T640 also includes a 1 year software maintenance agreement (SMA) that can be extended to 3 years for added peace of mind.


Advanced features

Extensive list of built in professional telephony features including call queues, automatic call recording, voicemail to email, conference calls and virtual conference rooms with PIN-secured access.


Intelligent call handling

Our T640 communication server is designed to intelligently route incoming calls automatically to the right person or group based on your preference. It supports a voice response system offering callers a choice of call destinations via a simple menu as well as waiting queue and customisable on hold music and announcements


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T640 PRO

Business telephony for medium and larger businesses

Telephone system supporting up to 80 users
Easy access via IP connection from a web browser for full configuration and remote management options
External buttons
Form factor
Sturdy metal frame designed for shelf and 19" rack mounting with easily accessible reset button and port access
Audio and video features
Supports video calling with compatible devices and access to video doorstation
8x 100Mbit PoE LAN ports, 4x Gigabit PoE LAN ports, 4x analogue system port (FXS), 4x analogue operator port (FXO), 4x ISDN2
Power supply and battery
Single power adaptor (universal 90-260V AC)
Operating system and applications
Linux operating system and built-in applications based on Asterisk
In the box
  • Device
  • Power cable 220V
  • Security leaflet
  • Rack mount kit
Management and user features
Web based configuration and auto-provisioning for Gigaset pro IP-phones for system-phone feature support. Built in support for contacts via internal, private and global directory.
Supporting up to 250 devices
2 years
Interop and provisioning
All Gigaset pro devices are compatible and configured automatically. 3rd party SIP devices can be integrated manually.