X4U Enterprise IP Phone
Fanvil X4U provides the direct access to instructions with two high-resolution 320×240 color displays, which is an ideal option for enterprises to improve the flexibility and have a greater productivity on daily work. Wideband codec of G.722 and Opus in this device delivers you an immersive HD audio experience in both high band and low band with the network.
A dual-display, mid- to high-line SIP phone designed for busy professionals and call-centric roles.
Displays & Keys
-
Primary LCD: 2.8″ color screen (320×240)
-
Secondary LCD: 2.4″ color panel (240×320) dedicated to DSS keys
-
Programmable Keys: Up to 30 DSS keys (6 physical, plus virtual paging)
-
Line Keys: 3 LED-indicated main line buttons
Lines & Conferencing
-
Supports 12 SIP accounts
-
Audio Conferencing: 6-way local conferencing (V2)
Audio & Voice Quality
-
HD Audio: G.722, Opus wideband codecs
-
Speakerphone: Full-duplex with echo cancellation; Harman speaker
Connectivity & Expansion
-
Networking: Dual Gigabit Ethernet ports with PoE
-
Wireless Support: Bluetooth & Wi‑Fi via optional USB dongles
-
Headset Support: EHS-enabled for popular brands via RJ9 port
-
USB-A port: For dongles or call recording via flash drive
Features & Usability
-
Hotspot mode (mini PBX operation)
-
Phonebook: 1,000 local, remote XML/LDAP support; 1,000 call log entries
-
SIP Features: BLF, park/pickup, transfer, hold, DND, auto-answer, speed dial, voicemail indication
-
Provisioning: FTP/TFTP/HTTP(S), DHCP OPT66, SIP PnP, TR-069
-
Network Protocols: IPv4/IPv6, VLAN, QoS, 802.1x, OpenVPN, LLDP
Power & Physical
-
PoE: IEEE 802.3af or 5 V/2 A adapter
-
Stand Positioning: Adjustable 45° & 50° desktop angles
-
Power Usage: ~1.7 W–10.46 W when PoE-powered
Ideal For:
Receptionists, contact center agents, and office professionals needing high call capacity and fast access to multiple lines.
Summary Table
Feature | Spec / Value |
---|---|
SIP Lines | 12 |
Displays | 2 (2.8″ + 2.4″) |
DSS Keys | Up to 30 |
Audio Codecs | G.722, Opus, G.711 et al. |
Conferencing | 6-way |
Ethernet | Dual Gigabit with PoE |
Wireless | Bluetooth, Wi‑Fi via dongle |
Headset | EHS/RJ9 |
Power Consumption | 1.7–10.46 W |
Provisioning | FTP/TFTP/HTTP/SIP PnP/TR-069 |
Network | IPv4/IPv6, VLAN, QoS, 802.1x, VPN |