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Review Summary
Accidents happen where life happens. Protect your favorite Adorama products and purchase a protection plan to stay covered from accidental damage, mechanical or electrical failure, and more.
If we can’t fix it, we’ll replace it at no additional cost.
Protect your product from drops, spills, and more.
Enjoy your gear without fear. We have you covered!
When regular use of your product over time results in mechanical or electrical failure.
We will never charge you a deductible after the purchase of a plan.
Our claims process is simple & easy and our customer service team is happy to help.
Adorama Protect powered by Extend is available for purchase to customers in the United States. Not available for purchase Internationally or in U.S. Territories.
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16 x RJ11 FXS ports plus & 1/1/2 x 50 pin Telco connectors
1 x 10M/100M/1000Mbps auto-sensing RJ45 port
LAN Link, LAN Activity, Per Telephone port
Backlit 128x32 graphic LCD display with support for multiple languages
G.168 carrier grade line echo cancellation, dynamic jitter buffer, modem detection & auto-switch to G.711
G.711, G. 723, G.726 (40/32/24/16), G.729A/B/E, iLBC
G.711, G.723, G.726, G.729 A/B, iLBC
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
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
DiffServ, TOS, 802.1P/Q VLAN tagging
TCP/UDP, RTP/RTCP, HTTP/HTTPS, ARP, ICMP, DNS, DHCP, NTP, TFTP, PPPoE, STUN, LLDP
Flexible DTMF transmission methods including In-audio, RFC2833 and /or SIP INFO
SIP (RFC 3261) over UDP/TCP/TLS
4 distinct SIP server profiles per system and independent SIP account per telephone port ( Per System )
TFTP, HTTP, HTTPS, TR069
SRTP, TLS/SIPS, HTTPS, 802.1x (pending)
Syslog, HTTPS, Web browsers, voice input
Output: 12VDC, 5A; Input: 100-200VAC, 50-60Hz,
Operating: 0deg.C-40deg.C; Storage: -20deg.-60deg.C; Humidity:10%-90% (non condensing)
Over-voltage and over current production
Desktop and rack mount with front brackets
2 REN, up to 6000ft on 24 AWG wire
Bellcore Type 1$2, ETSI, BT, NTT and DTMF-based CID
Busy Tone, Polarity Reversal/Wink, Loop Current
440x185x44 mm / 17.32x7.28x1.73"
2.39 kg / 5.26 lbs
6947273701149
The Grandstream 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 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 GXW42xx series 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.