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OpenVox VoxStack Series 3G

OpenVox VoxStack Series 3G


OpenVox VoxStack Series GSM Gateway is an industry 1st open source asterisk-based GSM VoIP Gateway solution for SMBs and SOHOs. With friendly GUI and unique modular design, users may easily setup their customized Gateway. Also secondary development can be completed through AMI.

There are three GSM Gateway models with VoxStack series GSM Gateway, the VS-GW1202 series, VS-GW1600 GSM series and the VS-GW2120 series. The Modular Design GSM Gateways are ranging from 4 up to 20 GSM channels, developed for interconnecting a wide selection of codecs, including G.711A, G.711U, G.729, G.722, G.723, G.726 & GSM , to the GSM cellular networks to quickly reduce telecommunication expenses and maximize cost-savings. With the unique design of the VoxStack Gateway, it can support hot-swap for both SIM cards and GSM gateway modules. Users can simply add or remove the modules for hardware expansion or exchange. Each GSM gateway module runs an independent asterisk system inside.

The VoxStack gateway designs with a Lan Switch board that provides stackability on the hardware upgrade. It supports SMS messages sending and receiving and group sending and SMS to email. The GSM Gateways use standard SIP protocol and compatible with Leading IMS/NGN platform, IPPBX and SIP servers, support most of the VoIP operating platforms such as Asterisk, Elastix, 3CX, FreeSWITCH ,Broadsoft etc.

Technical Specifications:
  • 4/8/12/16/20 GSM Channels
  • 1 SIM card per GSM channel
  • 2 10/100M LAN Interface
  • Storage temperature range: -20~70℃
  • Operation temperature range: 0~40℃
  • Operation humidity range: 10%~90% non-condensing
  • Power source: 1U ATX power souce,100-240V/1-2A
  • Max power: 46W
  • Dimension: 44cm × 4.5cm × 30cm
  • Weight:

Software & Platform:

  • Linux

Long External GSM antenna for G400P/E


  • Magnetic mount type
  • Frequency GSM 850/900/1800/1900 band
  • Height ~ 150 mm (including magnetic base)
  • Cable : Type RG-174U length 5m
  • SMA male connector on cable end
  • Color : black (SMA connector gold)

The VS-GW1200 GSM series includes the following models:

Product  Model Specifications
VS-GW1200-4G 4 GSM Channels VoIP Gateway
VS-GW1200-8G 8 GSM Channels VoIP Gateway


The VS-GW1600 GSM series includes the following models:

Product  Model Specifications
VS-GW1600-4G 4 GSM Channels VoIP Gateway
VS-GW1600-8G 8 GSM Channels VoIP Gateway
VS-GW1600-12G 12 GSM Channels VoIP Gateway
VS-GW1600-16G 16 GSM Channels VoIP Gateway
VS-GW1600-20G 20 GSM Channels VoIP Gateway

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