- Features a 2.4-inch 320x240 colour screen
- Engineered with DSS keys for easy access and navigation
- Supports audio codec G.722 and Opus, HD audio on speakerphone and handset
- Allows 4 SIP lines and 6-way audio conference
- Built-in 2.4GHz/5GHz Wi-Fi provides flexible connectivity
- Works with EHS wireless headset
- Offers desktop stand and wall mount installation
- Supports PoE enabled
Fanvil X303W Wi-Fi Phone Description
The Fanvil X303W is a versatile and user-friendly Wi-Fi IP phone ideal for businesses that require mobility, flexibility, and seamless connectivity. This Wi-Fi-enabled IP phone features a 2.4-inch 320x240 colour screen that enables you to easily navigate and interact with the phone’s interface. It is engineered with DSS keys that help with the access and navigation of the phone’s functionality. The X303W phone supports audio codec G.722 and Opus, HD audio on speakerphone, and handset, allowing you to enjoy crystal-clear audio with every participant. This Wi-Fi IP phone allows 4 SIP lines and a 6-way audio conference, allowing for greater flexibility and scalability in business environments. Built-in with 2.4GHz/5GHz Wi-Fi, the Fanvil X303W provides flexible connectivity, enabling fast, stable wireless connectivity without the need for Ethernet cabling. It is designed to work with an EHS wireless headset that allows easy connections to a wireless headset to a desk phone and enables the user to answer and end calls via a button on the headset. Offering two installation methods, the X303W Wi-Fi-enabled phone can be placed on a desktop stand and is wall mountable. Designed to work with integrated PoE, it powers the phone through the Ethernet cable to reduce the need for a separate power adapter and simplify installation.
High-Definition Audio
The X303W phone provides wideband audio quality (HD voice), ensuring that your calls are clear and free from distortion, which is critical for professional communication. It offers crystal-clear voice quality with support for wideband audio to enhance communication, allowing you to enjoy crystal-clear audio with every participant.


Large Colour Display
Whether used in a small or large organisation, the X303W phone's intuitive interface and powerful performance ensure effective communication. It features a 2.8-inch colour display for easy navigation and interaction with the phone’s interface for a bright, clear display for managing calls, viewing contacts, and interacting with the phone’s settings and features. Engineered with DSS programmable keys, they allow for one-touch access to features, such as voicemail, call transfer, or speed dial numbers, enhancing functionality for a busy work environment.
Multiple SIP Accounts
Designed to support up to 4 SIP lines, the X303W allows for greater flexibility and scalability in business environments. This phone makes it ideal for managing multiple lines or different departments.

Wi-Fi Support and Compatibility
The Fanvil X303W supports 2.4 GHz and 5 GHz Wi-Fi bands, making it easier to place and use without the need for a wired network connection. The X303W provides fast, stable wireless connectivity without the need for Ethernet cabling. Its Wi-Fi feature eliminates the need for Ethernet cables, allowing it to be easily installed in different office environments. The Fanvil X303W is compatible with most IP-PBX systems, SIP platforms, and cloud-based services, making it a flexible option for various communication setups for added convenience and mobility during calls.
What's in the Box?
- Fanvil X303W Wi-Fi Phone
Fanvil X303W Wi-Fi Phone Technical Specs
Generic
- 4 SIP Lines HD Voice PoE Enabled
- 2.4-inch colour screen
- Handset / Hands-free / Headset mode
- Desktop Stand / Wall mountable (optional)
- Optional External Power Supply
Phone Functions
- Local Phonebook (1000 entries)
- Remote Phonebook (XML/LDAP, 1000 entries)
- Call logs (In/Out/Missed, 600 entries)
- Blocked List/Allowed List
- Screen saver Voice Message Waiting Indication (VMWI)
- Programmable DSS/Soft keys Network Time Synchronization Built-in Wi-Fi
- 2.4GHz, 802.11 b/g/n 5GHz, 802.11 a/n Support Poly wireless headset (Through Poly APD-80 EHS Cable)
- Support Jabra wireless headset (Through Fanvil EHS20 EHS Cable)
- Support Recording (Through Server)
- Action URL / Active URI
- XML Browser Customise Background
- uaCSTA
- Customise Incoming Call Ringtone Time Plan (timed reboot/timed forward/timed upgrade/timed config)
- Hidden DTMF
- Ring From Headset
- Customise DSS LED lights Customise BLF
- Customise UI Display
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/Ban Anonymous call)
- Call Forward (Always/Busy/No Answer)
- Call Transfer (Attended/Unattended)
- Call Parking/Pick-up (Depending on server)
- Redial
- Call Back
- Predial
- Do-Not-Disturb(DND)/Timed DND
- Auto-Answering
- SIP SMS
- Voice Message (On server)
- 6-way Audio Conference Hot Line
- Hot Desking
- Direct IP call without SIP proxy
- Fuzzy Search Call
- Action Plan Dial Plan Call Completion/Auto Redial
- Primary and Backup SIP Servers Default Ext Line Multicast
Audio
- HD Voice: HD handset, HD speaker Wideband ADC/DAC 16KHz Sampling
- Narrowband Codec: G.711a/u, G.723.1, G.726, G.729,G.729A,G.729B,G.729AB, iLBC
- Wideband Codec: G.722, Opus Full-duplex Acoustic Echo Canceller (AEC)
- Voice Activity Detection (VAD) / Comfort
- Noise Generation (CNG) / Background
- Noise Estimation (BNE) / Noise Reduction (NR) / Automatic Gain Control (AGC)
- Packet Loss Concealment (PLC)
- Dynamic Adaptive Jitter Buffer DTMF: In-band, Out-of-Band (RFC2833/ SIP INFO)
- VQM voice quality monitoring
Network
- 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)
- DNS-SRV (RFC 3263)
- Support Redundant Servers Agent
- Https Mutual Authentication Wi-Fi Security Mode:
- WPA/WPA2-PSK/802.1X EAP
Protocols
- SIP v1 (RFC2543) v2(RFC3261)
- UDP/TCP/TLS
- RTP/RTCP/SRTP(Optional/Compulsory)
- STUN
- DHCP
- IPv6
- LLDP
- PPPoE
- 802.1x 802.1p/Q
- L2TP
- OpenVPN
- SNTP
- FTP/TFTP
- HTTP/HTTPS
- TR-069
- AES128 & AES256
Deployment &Management Auto-Provisioning via
- FTP/TFTP/HTTP/HTTPS/DHCPOPT66/SIPPNP/TR-069
- Screenshot
- Web Management Portal
- Web-based Packet Dump
- Configuration Export / Import
- Phonebook Import/Export
- Firmware Upgrade Syslog
- Network Firewall
- Online Upgrade
Physical Specifications
- LCD: 2.4-inch (320x240) Colour Screen
- Handset (RJ9) x1
- Standard RJ9 Handset Wire x1 1.5M CAT.5E Ethernet Cable x1 Desktop Stand x1
- Status Indicator Light x1 (Red)
- RJ9 Port x2: Handset x1, Headset x1 RJ45 Port x2: Network x1, PCx1(BridgedtoNetwork)
- Security Slot x1
Keypad: 36 keys, including
- 4 Soft-keys
- 9 Function keys (Hold/Transfer/Voice message/Conference/Phonebook /MWI/Headset/Redial/Hands-free)
- 3 Line keys (With LEDIndicator Light)
- 4 Navigation keys 1 OK key
- 12 Standard Phone Digits keys
- 3 Volume Control keys (Up/Down/Mute(Microphone)
Power
- DC5V / 1A or PoE
- POE complies with the IEEE802.3af standard
Power adapter
- Input:100-240VAC~50/60Hz
- Output:5V/1A
Power Consumption (Adapter)
- 1.218~2.39W
Power Consumption (PoE)
- 2.12~3.49W
Working Temperature
- 0~45℃
Working Humidity
- 10~95%
Installation
- Desktop Stand
- Wall mountable (optional)
Colour
- Black
Device Dimensions
- Desktop Stand (45°): 169x201.1x177.4 mm
- Desktop Stand (50°): 169x191.9x185.8 mm
- Wall mountable: 169x120.1x213.7mm
More Information
SKU | X303W |
---|---|
Audio Conference Type | Desk Phone |
Number of Lines | 4 Lines |
Noise Control | Echo Cancellation and Noise Suppression |
Multiple Part Calling | No |
With Display | Yes |
Connectivity | Wired |
Connect To | IP Lines |
Display Option | Display & Keypad |
Keypad | Yes |
Reviews
Search FAQs
Questions & Answers
Fanvil X303W Wi-Fi Phone Description
The Fanvil X303W is a versatile and user-friendly Wi-Fi IP phone ideal for businesses that require mobility, flexibility, and seamless connectivity. This Wi-Fi-enabled IP phone features a 2.4-inch 320x240 colour screen that enables you to easily navigate and interact with the phone’s interface. It is engineered with DSS keys that help with the access and navigation of the phone’s functionality. The X303W phone supports audio codec G.722 and Opus, HD audio on speakerphone, and handset, allowing you to enjoy crystal-clear audio with every participant. This Wi-Fi IP phone allows 4 SIP lines and a 6-way audio conference, allowing for greater flexibility and scalability in business environments. Built-in with 2.4GHz/5GHz Wi-Fi, the Fanvil X303W provides flexible connectivity, enabling fast, stable wireless connectivity without the need for Ethernet cabling. It is designed to work with an EHS wireless headset that allows easy connections to a wireless headset to a desk phone and enables the user to answer and end calls via a button on the headset. Offering two installation methods, the X303W Wi-Fi-enabled phone can be placed on a desktop stand and is wall mountable. Designed to work with integrated PoE, it powers the phone through the Ethernet cable to reduce the need for a separate power adapter and simplify installation.
High-Definition Audio
The X303W phone provides wideband audio quality (HD voice), ensuring that your calls are clear and free from distortion, which is critical for professional communication. It offers crystal-clear voice quality with support for wideband audio to enhance communication, allowing you to enjoy crystal-clear audio with every participant.


Large Colour Display
Whether used in a small or large organisation, the X303W phone's intuitive interface and powerful performance ensure effective communication. It features a 2.8-inch colour display for easy navigation and interaction with the phone’s interface for a bright, clear display for managing calls, viewing contacts, and interacting with the phone’s settings and features. Engineered with DSS programmable keys, they allow for one-touch access to features, such as voicemail, call transfer, or speed dial numbers, enhancing functionality for a busy work environment.
Multiple SIP Accounts
Designed to support up to 4 SIP lines, the X303W allows for greater flexibility and scalability in business environments. This phone makes it ideal for managing multiple lines or different departments.

Wi-Fi Support and Compatibility
The Fanvil X303W supports 2.4 GHz and 5 GHz Wi-Fi bands, making it easier to place and use without the need for a wired network connection. The X303W provides fast, stable wireless connectivity without the need for Ethernet cabling. Its Wi-Fi feature eliminates the need for Ethernet cables, allowing it to be easily installed in different office environments. The Fanvil X303W is compatible with most IP-PBX systems, SIP platforms, and cloud-based services, making it a flexible option for various communication setups for added convenience and mobility during calls.
What's in the Box?
- Fanvil X303W Wi-Fi Phone
Fanvil X303W Wi-Fi Phone Technical Specs
Generic
- 4 SIP Lines HD Voice PoE Enabled
- 2.4-inch colour screen
- Handset / Hands-free / Headset mode
- Desktop Stand / Wall mountable (optional)
- Optional External Power Supply
Phone Functions
- Local Phonebook (1000 entries)
- Remote Phonebook (XML/LDAP, 1000 entries)
- Call logs (In/Out/Missed, 600 entries)
- Blocked List/Allowed List
- Screen saver Voice Message Waiting Indication (VMWI)
- Programmable DSS/Soft keys Network Time Synchronization Built-in Wi-Fi
- 2.4GHz, 802.11 b/g/n 5GHz, 802.11 a/n Support Poly wireless headset (Through Poly APD-80 EHS Cable)
- Support Jabra wireless headset (Through Fanvil EHS20 EHS Cable)
- Support Recording (Through Server)
- Action URL / Active URI
- XML Browser Customise Background
- uaCSTA
- Customise Incoming Call Ringtone Time Plan (timed reboot/timed forward/timed upgrade/timed config)
- Hidden DTMF
- Ring From Headset
- Customise DSS LED lights Customise BLF
- Customise UI Display
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/Ban Anonymous call)
- Call Forward (Always/Busy/No Answer)
- Call Transfer (Attended/Unattended)
- Call Parking/Pick-up (Depending on server)
- Redial
- Call Back
- Predial
- Do-Not-Disturb(DND)/Timed DND
- Auto-Answering
- SIP SMS
- Voice Message (On server)
- 6-way Audio Conference Hot Line
- Hot Desking
- Direct IP call without SIP proxy
- Fuzzy Search Call
- Action Plan Dial Plan Call Completion/Auto Redial
- Primary and Backup SIP Servers Default Ext Line Multicast
Audio
- HD Voice: HD handset, HD speaker Wideband ADC/DAC 16KHz Sampling
- Narrowband Codec: G.711a/u, G.723.1, G.726, G.729,G.729A,G.729B,G.729AB, iLBC
- Wideband Codec: G.722, Opus Full-duplex Acoustic Echo Canceller (AEC)
- Voice Activity Detection (VAD) / Comfort
- Noise Generation (CNG) / Background
- Noise Estimation (BNE) / Noise Reduction (NR) / Automatic Gain Control (AGC)
- Packet Loss Concealment (PLC)
- Dynamic Adaptive Jitter Buffer DTMF: In-band, Out-of-Band (RFC2833/ SIP INFO)
- VQM voice quality monitoring
Network
- 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)
- DNS-SRV (RFC 3263)
- Support Redundant Servers Agent
- Https Mutual Authentication Wi-Fi Security Mode:
- WPA/WPA2-PSK/802.1X EAP
Protocols
- SIP v1 (RFC2543) v2(RFC3261)
- UDP/TCP/TLS
- RTP/RTCP/SRTP(Optional/Compulsory)
- STUN
- DHCP
- IPv6
- LLDP
- PPPoE
- 802.1x 802.1p/Q
- L2TP
- OpenVPN
- SNTP
- FTP/TFTP
- HTTP/HTTPS
- TR-069
- AES128 & AES256
Deployment &Management Auto-Provisioning via
- FTP/TFTP/HTTP/HTTPS/DHCPOPT66/SIPPNP/TR-069
- Screenshot
- Web Management Portal
- Web-based Packet Dump
- Configuration Export / Import
- Phonebook Import/Export
- Firmware Upgrade Syslog
- Network Firewall
- Online Upgrade
Physical Specifications
- LCD: 2.4-inch (320x240) Colour Screen
- Handset (RJ9) x1
- Standard RJ9 Handset Wire x1 1.5M CAT.5E Ethernet Cable x1 Desktop Stand x1
- Status Indicator Light x1 (Red)
- RJ9 Port x2: Handset x1, Headset x1 RJ45 Port x2: Network x1, PCx1(BridgedtoNetwork)
- Security Slot x1
Keypad: 36 keys, including
- 4 Soft-keys
- 9 Function keys (Hold/Transfer/Voice message/Conference/Phonebook /MWI/Headset/Redial/Hands-free)
- 3 Line keys (With LEDIndicator Light)
- 4 Navigation keys 1 OK key
- 12 Standard Phone Digits keys
- 3 Volume Control keys (Up/Down/Mute(Microphone)
Power
- DC5V / 1A or PoE
- POE complies with the IEEE802.3af standard
Power adapter
- Input:100-240VAC~50/60Hz
- Output:5V/1A
Power Consumption (Adapter)
- 1.218~2.39W
Power Consumption (PoE)
- 2.12~3.49W
Working Temperature
- 0~45℃
Working Humidity
- 10~95%
Installation
- Desktop Stand
- Wall mountable (optional)
Colour
- Black
Device Dimensions
- Desktop Stand (45°): 169x201.1x177.4 mm
- Desktop Stand (50°): 169x191.9x185.8 mm
- Wall mountable: 169x120.1x213.7mm
SKU | X303W |
---|---|
Audio Conference Type | Desk Phone |
Number of Lines | 4 Lines |
Noise Control | Echo Cancellation and Noise Suppression |
Multiple Part Calling | No |
With Display | Yes |
Connectivity | Wired |
Connect To | IP Lines |
Display Option | Display & Keypad |
Keypad | Yes |