Fanvil X4U IP Phone
The Fanvil X4U is an enterprise-level IP Phone with two screens. The X4U has all the necessary VoIP features plus extended features like an EHS headset, BT dongle and Wi-Fi dongle, providing the highest-quality and convenience at an affordable price.
High Definition Audio for High-efficiency Work
Wideband codec G.722 and Opus, HD audio in the Fanvil X4U enables you to enjoy crystal clear and high efficient group communication.
Elegant Outlook for Easy Operation
Adopting an intuitive design with a 2.8 inch colour LCD, a 2.4 inch colour side LCD and 3 line keys with an LED light, the Fanvil X4U allows for user-friendly feature customisation.
Supports EHS Wireless Headsets
The Fanvil X4U supports EHS wireless headsets, for a professional VoIP phone experience
Technical Specifications
Generic
- 12 SIP Lines
- HD Voice
- PoE enabled
- 2 LCDs (Main + DSS)
- Handset / Hands-free / Headst mode
- Intelligent DSS Keys
- Desktop stand/ Wall-mounted installation (needs additional wall handing parts)
- Optional external power supply
Phone functions
- Local Phonebook (1000 entries)
- Remote Phonebook (XML/LDAP, 1000 entries)
- Call logs (In/Out/Missed, 1000 entries)
- Black/White List Call Filter
- Screen saver
- Voice Message Waiting Indication (VMWI)
- Programmable DSS/Soft keys
- Network Time Synchronisation
- Support Bluetooth headset (Through USB Dongle BT20)
- Support Wi-Fi Dongle
- Support Plantronics wireless headset (Through Plantronics APD-80 EHS Cable)
- Support Jabra wireless headset (Through Fanvil EHS20 EHS Cable)
- Support Recording (Through Flash Drive or Server)
- Action URL / Active URI
- uaCSTA
Call functions
- Call out / Answer / Reject
- Mute / Unmute (Microphone)
- Call Hold / Resume
- Call Waiting
- Intercom
- Caller ID Display
- Speed Dial
- Anonymous Call (Hide Caller ID)
- Call Forward (Always/Busy/No Answer)
- Call Transfer (Attended/Unattended)
- Parking/Pick-up (Depending on server)
- Redial
- Do-Not-Disturb
- Auto-Answering
- Voice Message (With server)
- 3-way Conference
- Hot Line
- Hot desking
Audio
- HD Voice Microphone/Speaker (Handset/Hands-free, 0 ~ 7KHz Frequency Response)
- HAC handset
- Wideband ADC/DAC 16KHz Sampling
- Narrowband Codec: G.711a/u, G.723.1, G.726-32K, G.729AB, AMR, iLBC
- Wideband Codec: G.722, AMR-WB, Opus
- Full-duplex Acoustic Echo Canceller (AEC)
- Voice Activity Detection (VAD) / Comfort Noise Generation (CNG)/ Background Noise Estimation (BNE) / Noise Reduction (NR)
- Packet Loss Concealment (PLC)
- Dynamic Adaptive Jitter Buffer
- DTMF: In-band, Out-of-Band – DTMF-Relay (RFC2833) / SIP INFO
Networking
- Physical: 10/100 Mbps Ethernet, dual bridged port for PC bypass
- IP Mode: IPv4/IPv6/IPv4&IPv6
- IP Configuration: Static IP / DHCP / PPPoE
- Network Access Control: 802.1x
- VPN: L2TP / OpenVPN
- VLAN
- LLDP
- QoS
- RTCP-XR (RFC3611), VQ-RTCPXR (RFC6035)