Fanvil X4u Enterprise Ip Phone

The **Fanvil X4U** is an **enterprise-level SIP IP phone** designed for busy business environments. It supports **up to 12 SIP lines** for handling multiple extensions and features **HD wideband audio** for clear voice quality on both handset and speakerphone. The phone has **two color displays** — a 2.8′′ main screen and a 2.4′′ side screen dedicated to DSS keys — enabling up to **30 programmable speed-dial/BLF keys** for efficient call handling. It includes **dual Gigabit Ethernet ports with PoE**, **USB support for optional Bluetooth/Wi-Fi dongles**, **EHS wireless headset support**, and local conferencing, making it flexible, productive, and compatible with major SIP platforms.