IP Analog Gateways Grandstream GXW4224 Analog FXS Gateway

VoIP/SIP - FXS Gateway for analog telephones / fax machines
24 FXS ports with both RJ11 and 50-pin Telco connector
10/100/1000 Mpbs Gigabit Ethernet LAN port (RJ45)
LCD Display Backlit 128x32 graphic LCD display
4 SIP Server profiles per system and independent SIP account per port
2 year warranty against hardware defects
14 day money back guarantee
30 day email support for technical installation issues

Product Overview

The Grandstream GXW4224 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.

Key Features

Gigabit Ethernet and a backlit 128x32 graphic display with support for multiple languages
4 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

Technical Specification

Audio Codecs: G.711, G. 723, G.726 (40/32/24/16), G.729A/B/E, iLBC
Voice Compression: G.711, G.723, G.726, G.729 A/B, iLB
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
Voice-over-Pack Capabilities: G.168 carrier grade line echo cancellation, dynamic jitter buffer, modem detection & auto-switch to G.711
Network Protocols: TCP/UDP, RTP/RTCP, HTTP/HTTPS, ARP, ICMP, DNS, DHCP, NTP, TFTP, PPPoE, STUN, LLDP
DTMF Method: Flexible DTMF transmission methods including In-audio, RFC2833, and /or SIP INF
Singalling: SIP (RFC 3261) over UDP/TCP/TLS
SIP Server Profiles: 4 distinct SIP server profiles per system and independent SIP account per telephone port
Security: SRTP, TLS/SIPS, HTTPS, 802.1x
Management: Syslog, HTTPS, Web Browser, voice prompt, TR-069
Provisioning: TFTP, HTTP, HTTPS, TR069
Caller ID: Bellcore Type 1&2, ETSI, BT, NTT, and DTMF-based CID
Disconnect Methods: Busy Tone, Polarity Reversal/ Wink, Loop Current

Hardware Summary

Mounting: Desktop and rack mount with front brackets
Telephone Interfaces: 24 x RJ11 FXS ports plus 1 x 50 pin Telco connectors
Network Interfaces: 1 x 10M/100M/1000Mbps auto-sensing RJ45 port
LED Indicators: LAN Link, LAN Activity, Per Telephone port
LCD Display: Backlit 128x32 graphic LCD display with support for multiple languages
Universal Switching Power Adapter: Input: 100-240VAC; 50-60 Hz, Output: 12VDC, 5A
Dimensions: 440mm (L) x 185mm (W) x 44mm (H) (1U)
Unit Weight: 2.57KG
Package Weight: 3.62KG
Temperature: 32 - 104 ºC (0 - 40 ºF)
Humidity 10-90% (non condensing)
FCC: Part 15 (CFR 47) Class B, CE: EN55022 Class B, EN55024, EN61000-3-2, EN61000-3-3, 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)

£496.00

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