IP GSM Gateways Dinstar DWG2000B-16GSM SIP/GSM VoIP Gateway

Dinstar DWG2000B-16GSM SIP/GSM gateway with 16 GSM channels
Applications: SIP IP PBX GSM Trunk, SIP VoIP line Gateway, SMS Server
Quad-Band GSM 850/900/1800/1900 MHz
Tri-Band CDMA 450/800/1900 MHz
1 year warranty against hardware defects
14 day money back guarantee
30 day email support for technical installation issues

Product Overview

More calls than ever are being made/received using mobile phones, especially with the explosion of Smartphone's and flexible/home working. The 1U rack mountable DWG2000B-16GSM SIP/GSM Gateway from Dinstar is a cost-effective SIP/GSM gateway for SMEs and system integrators, and also opens up new revenue generating opportunities for service providers. The DWG2000B-16GSM allows a SIP based IP PBX telephone system or VoIP line to be connected directly to the GSM/CDMA cellular network, which can dramatically lower the cost of mobile calls by taking advantage of lower mobile-to-mobile tariffs. The DWG2000B-16GSM is a Quad-band SIP/GSM gateway that supports 16 GSM channels / SIM cards. The DWG2000B-16GSM works with 3CX and Asterisk® based IP PBXs like Elastix®, trixbox®, and FreePBX®, as well as other Open Source and proprietary SIP based IP PBXs, Switch, IVR, and VoIP gateway applications.

Target Applications

SIP/GSM gateway for SIP based IP PBX (e.g. 3CX, Asterisk®) or VoIP line

Back up solution in case of a PSTN/VoIP failure

Mobile IP PBX (e.g. for trade shows, temporary offices, disaster recovery, etc.)

SMS gateway for batch sending/receiving text messages (e.g. appointment reminders, customer order updates, remote/field worker communications, etc.)

GSM callback services

Technical Summary

Voice codecs supported include G.723.1, G.729A/B, G.711 (a-law and u-law)

Support for Fixed IP, DHCP, Automated NAT traversal using IETF STUN

Protocols supported include SIP RFC3261, TCP/UDP/IP, RTP/RTCP, HTTP, ARP/RARP, ICMP, DNS, DHCP, NTP, TELNET, PPPoE, STUN

Support for 16 GSM channels, 1 SIM card per GSM channel

Quad-Band GSM 850/900/1800/1900 Mhz

Tri-Band CDMA450/800/1900 Mhz

PPTP for VPN Support

Support for multiple user configurable VLANs: Data, Voice, Managment

Send/receive batch SMS up to 300 characters, support for AT commands

Unstructured Supplementary Services Data (USSD) support

Adjustable TX/RX gain: -6db~+6db

Offhook Auto-Dial Hotline service

DTMF Signaling via RFC 2833 or SIP Info

Built-in PPPoE client for establishing DSL link connection with ISP

LEDs provide operational status information

Support for external antennas

PIN support for locked SIM cards

Enhanced (Carrier Grade) Echo Cancellation: ITU Rec. G 168, up to 128 ms tail size

Adaptive Jitter Buffer, Packet loss concealment (PLC), Comfort noise generation (CNG) ,Voice activity detection (VAD)

HTTP Web configuration support

Hardware Summary

Rack mountable 1U chassis

16 SIM card slots

WAN interface: 1 x RJ45 10/100Mbps autosensing

Console port

Operation temperature: 0°C to 40°C

Storage temperature: -20°C to 70°C

Humidity 10-90% (non condensing)

Weight: 6.8Kg

Dimensions (L x W x H): 440mm x 410mm x 44.5mm

Power: 100-240VAC; 50-60 Hz

Power Consumption: 60W

Certificates: CE, ROHS

£1,697.99

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