Grandstream Analog VoIP 16 Port FXS Gateway

Grandstream GXW4216 Analog VoIP 16 Port FXS Gateway

Grandstream GXW4216 Analog VoIP 16 Port FXS Gateway

Availability: Usually ships the same day In stock - Direct ship from manufacturer.
GXW4216 - Grandstream Analog VoIP 16 Port FXS Gateway
The GXW4216 is a next generation high performance high-density analog VoIP gateway that is fully compliant with SIP standard and interoperable with various VoIP systems, analog PBX and phones on the the market. It features multiple FXS analog telephone ports, superb voice quality, rich telephony functionalities, easy provisioning, flexible dialing plans, advanced security protection, and strong performance in handling high volume voice calls. The GXW4216 gateway offers small and medium businesses a cost-effective hybrid IP and analog telephone system that allows them to enjoy the benefits of VoIP communications while preserving investment on existing analog phones, fax machines and legacy PBX systems.

Customers are advised to upgrade to the latest firmware version to take advantage of the latest product feature offerings.
Grandstream Firmware Downloads

Product Features:
• 16 telephone FXS ports with both RJ11 and 50-pin Telco connectors, as well as per port LED
• Gigabit Ethernet and a backlit 128x32 graphic display with support for multiple languages
• 2 SIP Server profiles per system and independent SIP account per port
• Supported voice/Fax codecs include G.711, G.723.1, G.726A/B, iLBC, T.38 Fax
• Advanced carrier grade 128ms-tail-length G.168 line echo cancellation
• Over-voltage and over-current protection(ITU-T, K.21)
• Support VMWI, NEON LED and stutter tone for message waiting indication
• Automated provisioning using TR-069 or AES encrypted XML configuration file; TLS/SRTP/HTTPS for advanced security and privacy protection

Product Specifications:
• Telephone Interfaces: 16 x RJ11 FXS ports plus 1 x 50 pin Telco connector
• Network Interfaces: 1 x 10M/100M/1000Mbps auto-sensing RJ45 port
• LCD Display: Backlit 128x32 graphic LCD display with support for multiple languages
• Voice-over-Pack Capabilities: G.168 carrier grade line echo cancellation, dynamic jitter buffer, modem detection & auto-switch to G.711
• Voice Compression: G.711, G.723, G.726, G.729 A/B, iLBC
• Fax over IP: T.38 compliant Group 3 Fax Relay up to 14.4kbps and auto-switch to G.711 for Fax Pass-through, Fax Datapump V.17, V.21, V27ter, V29 for T.38 fax relay
• Telephony Features: Caller ID display or block, call waiting, blind or attended transfer, call forward, do not disturb, 3-way conference, last call return, paging, message waiting indicator LED (NEON LED) support and stutter tone, auto dial, flexible dial plan
• QoS: DiffServ, TOS, 802.1P/Q VLAN tagging
• DTMF Method: Flexible DTMF transmission methods including In-audio, RFC2833, and /or SIP INFO
• SIP Server Profiles & Acocunts Per System: 2 distinct SIP server profiles per system and independent SIP account per telephone port
• Provisioning: TFTP, HTTP, HTTPS, TR069

Product Includes:
• (1) GXW4216 Gateway
• (1) Power Adapter
• (1) Ethernet Cable
• (1) Mounting Bracket Set
• Quick Start Guide

Technical Data Sheets and User Manuals:
GXW4216 Data Sheet
GXW4216 User Manual
GXW4216 Quick Start Guide

GXW4216 Data Sheet en Español

Warranty and Technical Support:
• Product Technical Support is available directly through Grandstream. Customer support, product FAQs, firmware, downloads, and user forums can be found by visiting
• This Grandstream product comes with a standard (1) year warranty from purchase date. Up to (2) additional years may be added by selecting the extended warranty below.
• Warranty returns are handled by Baltic Networks. You can view RMA process details here.
More Information
Manufacturer Grandstream Networks
Country of Manufacture China
Large or Oversize Package No
HTS Code 8517.69.0000
UPC 6947273701149