Grandstream Networks GXW4216 16-Port High-Density FXS Analog VoIP Gateway

Grandstream Networks GXW4216 16-Port High-Density FXS Analog VoIP Gateway

Grandstream Networks GXW4216 16-Port High-Density FXS Analog VoIP Gateway

B&H # GRGXW4216 MFR # GXW4216
Grandstream Networks GXW4216 16-Port High-Density FXS Analog VoIP Gateway

Grandstream Networks GXW4216 16-Port High-Density FXS Analog VoIP Gateway

Show MoreLess


Now Viewing:

Special Order
Expected availability: 7-10 business days

Product Highlights

  • 16 x RJ-11 FXS Ports
  • 1 x Gigabit Ethernet Port
  • 4 x SIP Server Profiles
  • LED Status Indicators
  • 128 x 32 Graphic LCD Display
  • Carrier-Grade Echo Cancellation
  • Over-Voltage / Over-Current Protection
  • Automated Provisioning
Show moreShow less

Ports: 16

16 32

Special Order

Enter to win a $1000 B&H Gift Card!

Share a favorite product for chances to win one of four $1000 B&H Gift Cards! 1 new winner announced every Monday starting Nov 13th!
Limit 1 entry per day; Come back every day to increase your chance of winning!

Be sure to mention #BHWishList when you share!

Share on Twitter

First winner announced on Nov 13th

Official Rules


NO PURCHASE IS NECESSARY TO ENTER OR WIN. The B & H $1,000.00 Giveaway (the "Giveaway" or "Sweepstakes") is void where prohibited by law and is sponsored by B&H Foto & Electronics Corp., 440 Ninth Avenue, New York, NY 10001 ("Sponsor"). It is not sponsored or endorsed by Facebook or Twitter in any way.

Entry Period/Methods of Entry. The Sweepstakes will run from on or about November 6, 2017 until on or about December 4, 2017 (the "Entry Period"). Entries received outside the Entry Period are void. Enter the Sweepstakes via either one of the following methods. (1) Share any product found on the B&H website on Facebook or Twitter via the dedicated links therein ( and mention #BHWishList; or (2) Mail a postcard (postmarked during the Entry Period) containing your name, address, phone number, and email address, and indicate the subject(s), if any, about which you are interested in receiving future emails from B&H (e.g. photo, video, audio, computers, home theater, portable entertainment) (optional) to: B&H $1,000.00 Giveaway, c/o B&H Foto & Electronics Corp., 440 Ninth Avenue, New York, NY 10001 (either option, an "Entry"). Entries must not, in the sole and absolute discretion of the Sponsor, contain obscene, provocative, defamatory, sexually explicit, or otherwise objectionable or inappropriate content. Entries deemed by Sponsor to be inappropriate will be disqualified. Entries owned by a third party, or the use of any trademarks, service marks, logos, brands, or products owned by a third party are not acceptable for entry into the Sweepstakes. Limit 1 entry per person, per day.

Winner Selection/Prizes/Odds. The B&H Social Team will randomly select a winner from among all eligible entries every Monday during the Entry Period, for a total four (4) winners (each a "Winner"). Each Winner will receive a B&H Gift Card pre-valued in the amount of $1,000.00. No cash or other substitutions will be offered. Winner selection is in the sole and absolute discretion of the B&H Social Team. Any taxes are the sole responsibility of the winner. Winners will be notified and receive their prize at the email address associated with the account to which their Entry was posted or the email account provided with a mail-in entry. The odds of winning depend on the number of eligible entries received.

Identity of Winners/Eligible Participants. Winners will be identified by the email account associated with the Facebook or Twitter account from which their Entry was submitted or the email account provided with a mail-in entry. An email account holder shall mean the natural person assigned to such email account by the internet access or online service provider or other organization responsible for assigning email addresses for the domain associated with such email account. Any issues regarding the identity of a Winner shall be resolved by Sponsor in its sole discretion. The Sweepstakes is only open to residents of the United States that are at least eighteen (18) years of age on their entry date and is not open to employees of Sponsor, their immediate family, any person domiciled with such employees, or any affiliates or subsidiaries of Sponsor.

Entry Ownership/Entrant Agreements. Entrants retain full ownership and copyrights to their Submission. However, by entering the Sweepstakes entrants grant Sponsor permission to use their Entries for promotional purposes on their respective social media channels with proper credit. Entrants also agree: (a) to be bound by these Official B&H $1,000.00 Giveaway Rules; (b) that any claims related to this Sweepstakes shall be resolved individually without resort to any form of class action and that awards, shall be limited to actual out-of-pocket costs incurred in entering the Sweepstakes, and shall not include incidental or consequential damages or attorneys fees; and (c) that any actual or perceived ambiguities in these rules shall be interpreted by Sponsor in their sole discretion.

Limitation of Liability/Sponsor Modification/Cancellation Rights/ Choice of Law/ Venue/ Winners List. Sponsor is not responsible for incomplete entries or for failure to receive entries due to technical failures or human error of any kind. Winners agree that Sponsor will have no responsibility for losses or damage of any kind resulting from the acceptance, possession, or use of the prizes. Except where prohibited, participation in the Sweepstakes constitutes entrant's consent to the publication of his or her name by Sponsor in any media for commercial or promotional purposes without limitation or further compensation subject to Sponsor's respective Privacy Policies. Sponsor may modify or discontinue the Sweepstakes at any time and may disqualify from the Sweepstakes any person it determines, in its sole discretion, to have attempted to or actually tampered with or otherwise abused any aspect of the Sweepstakes. Entrants agree that in the unlikely event a dispute arises in connection with this Sweepstakes, it will be governed by the laws of the State of New York and heard exclusively in a court of applicable jurisdiction in the County and State of New York irrespective of any choice of law provisions to the contrary. To receive names of the winners by U.S. mail, please mail a self-addressed stamped envelope to: B&H Foto & Electronics Corp., Attn: B&H $1,000.00 Giveaway, 440 Ninth Avenue, New York, NY 10001. Any Winners List request must be received by B&H within one (1) year of the date the Sweepstakes is conducted.

Let us know how to reach you if you win!

Privacy 100% guaranteed; email address for contact purposes only


Already have a B&H account? Just log in tomorrow to enter again!

$0.00 Tax Collected Outside NY and NJ

You Pay: $449.00

Add to Wish List Item in Wish List
  • 1Description

Handle a large quantity of voice calls with the GXW4216 16 Port High Density FXS Analog VoIP Gateway from Grandstream Networks. Along with the integrated FXS telephone ports, this analog VoIP gateway features 50-pin Telco connectors and a single Gigabit Ethernet port. On the front of the gateway you will find a 128 x 32 graphical LCD display complete with support for multiple languages.

Configuration has also been simplified with automated provisioning using TR-069 or an AES-encrypted XML file. Once configured, you can administer up to 4 separate SIP server profiles, giving you the ability to manage configuration and user data for each account individually. The GXW4216 supports both voice and fax with support for a variety of codecs, including G.711, G.723.1, G.726, G.729A/B, iLBC, and T.38 fax.

16 telephone FXS ports with RJ-11 and 50-pin Telco connectors, as well as per-port LED
Gigabit Ethernet and a backlit 128 x 32 graphic LCD display with support for multiple languages
4 SIP server profiles per system and independent SIP accounts per port
Supported voice/fax codec include G.711, G.723.1, G.726, G.729A/B, iLBC, T.38 fax
Advanced carrier-grade 128ms-tail-length line echo cancellation
Over-voltage and over-current protection (ITU-T K.21 basic test level)
Support VMWI, NEON LED and shutter 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
In the Box
Grandstream Networks GXW4216 16-Port High-Density FXS Analog VoIP Gateway
  • RJ-45 Ethernet Cable
  • 12 V 5 A Universal Power Adapter
  • Mount
  • Limited 1-Year Manufacturer Warranty
  • Table of Contents
    • 1Description
    Telephone Interface 16 x RJ-11 FXS ports
    1 x 50-pin Telco connector
    Network Interface 1 x 10/100/1000 Mbps auto-sensing RJ-45 port
    LED Indicators LAN link, LAN activity, connection per telephone port
    LCD Display Backlit 128 x 32 graphic LCD display with support for multiple languages
    Voice-over-Packet Capabilities Window-based carrier grade line echo cancellation, dynamic jitter buffer, modem detection and auto-switch to G.711
    Voice Compression G.711, G.723, G.726, G.729A/B, iLBC
    Fax over IP T.38 compliant group 3 fax relay up to 14.4 kbps and auto-switch to G.711 for fax pass-through, fax data pump V.17, V.21, V.27ter, V.29, for T.38 fax relay
    QoS (Quality of Service) DiffServ, TOS, 802.1P/Q VLAN tagging
    DTMF Method Flexible DTMF transmission methods including in-audio, RJC2833, and/or SIP INFO
    Signaling SIP (RFC 3261) over UDP/TCP/TLS
    SIP Server/Client Requirements 4 x distinct SIP server profiles per system and independent SIP account per telephone port
    Provisioning TFTP, HTTP, HTTPS, TR069
    Security SRTP, TLS/SIPS, HTTPS, 802.1x
    Management Syslog, HTTPS, Web browser, voice prompt, TR-069
    Power Supply Output: 12 VDC, 5 A
    Input: 100~240 VAC, 50/60 Hz
    Environment Operating Temperature: 32 to 104°F (0 to 40°C)
    Storage Temperature: -4 to 140°F (-20 to 60°C)
    Humidity: 10 to 90% (non-condensing)
    Electrical Protection Over-voltage and over-current protection (ITU-T recommendation K.21, basic test level)
    Mounting Desktop and rack mount with front brackets
    Short and Long Haul 2 REN, up to 1,500 ft on 24 AWG wire
    Caller ID Bellcore Type 1 & 2, ETSI, BT, NTT, and DTMF-based CID
    Disconnect Methods Busy tone, polarity reversal/wink, loop current
    Compliance FCC: Part 15 (CFR 47) Class B
    CE: EN55022 Class B, EN55024, EN61000-3-2, EN6100-3-3, EN60950-1, RoHS
    C-TICK: AS/NZS CISPR 22 Class B, AS/NZS CISPR 24, AS/NZS 60950, ITU-T K.21 (Basic Test Level); UL 60950 (power adapter)
    Dimensions 17.3 x 7.3 x 1.7" / 440 x 185 x 44 mm
    Weight Not specified by manufacturer
    Be the first to review this item
    See any errors on this page? Let us know.