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GSM Gateway – 4 Port

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GSM Gateway – 4 Port astTECS offers the GXW FXO IP Analog Gateway series offers the small enterprise, SOHO, remote offices and multi-location enterprises a cost-effective, easy to deploy VoIP FXO solution.In addition to this we provides you the asttecs interactive voice response products with best price ranges in Dubai.

     Product Highlight

  • The GXW series includes two models with 4 or 8 ports respectively.
  • Designed and tested for full interoperability with leading IP-PBXs, soft-switches and SIP-based environments
  • Manageability, a simple configuration, superb voice and video quality and feature rich functionality
  • Based on open industry standards


  • 4 FXO port media gateway.
  • Video surveillance port (Available in HW revision 1 only)
  • External power supply
  • Two RJ-45 ports (switched or routed)
  • TFTP and HTTP firmware upgrade support
  • Multiple SIP accounts, multiple SIP profiles (choice of 3 profiles per account)
  • Supports Audio Codecs: G711U/A, G723, G729A/B and GSM
  • Supports Video Codecs: H.264
  • G.168 – echo cancellation
  • Flexible DTMF transmission: In Audio, RFC2833, SIP Info or any combination of the 3
  • Selectable, multiple LBR coders per channel
  • T.38 compliant


Hardware Specifications:


  • 4
LAN Interface
  • 2xRJ45 10/100Mbp
  • 84LEDs (GREEN)
Dimension[L x W x H]
  • 225mm (L) x 172mm (W) x 42mm (H)
Power Input
  • 100-240V AC, 50/60Hz, 0.5A Max
Power Input
  • Feature allowing for real-time performance monitoring.
  • Weight 0.29 lbs (3.5 oz)
  • 32~104°F
  • 10% – 90% (non-condensing)
  • FCC, CE
Telephone Interface
  • FXO, RJ11
Voice Compression
  • G.711U, G711A, G.723, G.729A/B, GSM
  • Fax over IP T.38 compliant Group 3 Fax Relay up to 14.4kpbs and auto-switch to G.711 for Fax pass-through
DTMF Method
  • Flexible DTMF transmission method, User interface of In-audio, RFC2833, and SIP Info
Caller ID
  • Bellcore Type 1 & 2, ETSI, BT, NTT, and DTMF-based CID

*astTECS GSM Gateway offers a powerful and flexible GSM solution for the Open Source PBX.
Product bundles:

  • 1 Port
  • 4 Ports
  • 8 Ports
  • 16 Ports
  • 32 Ports

GSM Integration – 50% cost savings

* astTECS gateway converts your landline to mobile calls into mobile to mobile calls. Thus helps in reducing 50% of your Telecom expenses.

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