Key Features and Benefits
- Fully Integrated Solution
The MBU 400 DECT gateway supports eight unique SIP registrations and one FXO port providing a fully integrated SIP and Analog service for Small Business. It offers true multi-user capability with capacity for up to eight handsets with eight individual VoIP telephone numbers and, unlike traditional cordless solutions, allows 4 simultaneous calls at once. The MBU 400 can also be provisioned and managed via the AstraLink Pro™ 160 web UI, providing a single tool for configuration and maintenance of the handsets and other Aastra SIP terminals.
- Superior Technology
Employing DECT 6.0 technology, the MBU 400 offers virtually interference-free performance in any work or residential environment. The technology employs advanced encryption providing an extra layer of security to calls and improving overall wireless call quality.
- Feature Rich Handsets
The 420d handset is equipped with a backlit color graphical display providing phone status, Caller ID, Call Waiting, DND, Transfer, Hold and a variety of information at-glance. This stylish handset also offers features such as speakerphone, intercom between handsets, vibrate functionality, polyphonic ring tones, twelve hours talk time capability and a large directory for up to 170 entries.
- Scalability
The MBU 400 can expand with a growing Small Business. By simply adding up to seven additional handsets, the MBU 400 can easily grow to meet changing business needs. When integrated with the AastraLink Pro™ 160, provisioning of the handsets is effortless.



