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Fanvil X3U/Pro

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The Fanvil X3U is an entry-level SIP phone designed for businesses of all sizes. It is a reliable and cost-effective solution that offers excellent features and functionalities. In this article, we will explore the critical elements of the Fanvil X3U phone and how it can benefit your business.

Design and Display.

The Fanvil X3U features a modern and sleek design with a 2.8-inch colour LCD screen. The display provides a clear and vivid interface that is easy to navigate.

The phone has a user-friendly interface that makes it easy to use for anyone, even those who need to be tech-savvy.

Fanvil X3U VoIP Deskphone - NUACOM

Audio Quality.

The Fanvil X3U has the exceptional audio quality and supports HD voice codecs such as G.722 and Opus. The phone comes with a full-duplex speakerphone that ensures clear and crisp conversations. The phone also features an acoustic echo canceller, eliminating echoes and noise from the background and providing excellent call quality.

Compatibility and Connectivity.


The Fanvil X3U is a SIP-based phone compatible with most IP PBX systems and soft switches. It supports up to six SIP accounts and has dual Gigabit Ethernet ports for fast and reliable connectivity. 

Call Management Features.

The Fanvil X3U phone offers a wide range of call management features, making it an ideal solution for businesses of all sizes. The phone supports call hold, transfer, waiting, and three-way conference calling. It also has a built-in phone book that can store up to 500 contacts, making it easy to manage your contacts.


The Fanvil X3U phone has robust security features that protect your business from unauthorized access and attacks. It supports Transport Layer Security (TLS) and Secure Real-time Transport Protocol (SRTP). The phone also supports various features, including Virtual Private Network (VPN) and 802.1x authentication.

The Fanvil X3U is a feature-rich and reliable SIP phone with exceptional audio quality, compatibility, and connectivity. Its user-friendly interface and call management features make it an ideal solution for businesses of all sizes. With its robust security features, you can ensure your business communications are secure and protected.

Please find the full Fanvil X3U, Fanvil X4U, Fanvil X5U, Fanvil X6U phone manual below, you must download it to view it.




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