NEC takes the lead with state-of-the-art innovations sure to make your business communications more efficient, profitable, and enjoyable. Stylish additions to any work environment, all DSX telephone models feature built-in speakerphone, two-position angle adjustment, and built-in wall mounting. Enhanced models also offer a backlit display and illuminated dial pad. Right out of the box, the system offers an innovative built-in Automated Attendant which can answer calls, play a greeting, and allow callers to directly dial extensions and departments without assistance. Also built-in is the ability to record a custom message for callers on hold.

DSX provides cost-effective SIP Trunking with over a dozen certified providers from which to choose. Install DSX IP keysets on-premise or off-site in a remote office. Peer-to-peer connections conserve resources, and built-in NAT Traversal makes remote IP extension set up a breeze. Choose between the 34-Button Backlit Display and the 34-Button Backlit Super Display offering the same features as their digital counterparts as well as Full Duplex speakerphones. Compliant third-party SIP phones, soft phones, and Analog Telephone Adapters (ATAs) are also supported.

NEC DSX Features

22 or 34 button versions

Cost effective SIP Trunking

Full featured voice mail auto attendant

Caller ID

Backlit keypad and softkeys

Email integration

Wireless headset adapter

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The DSX is also available in a 24 programmable button format with all of the same great features of the 22 button edition. Programmable keys, backlit keypad, softkeys, caller ID, email integration and much more are all standard features.


The DSX can also be equipped with a 60 button console. Great for receptionist and office managers who need to keep the office moving.


The NEC DSX also comes with a 34 button "Super Display" for additional visual information that is critical to your business operations.