Flytec Computers


OpenVox GOIP VS-GW1600-20G 20 GSM Channels VoIP Gateway VoxStack



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 are 100% compatible with asterisk, Elastix, trixbox, 3CX, FreeSWITCH sip server and VOS VoIP operating platform. Technical Specifications: 20 GSM Channels 1 SIM card per GSM channel 2 10/100M LAN 

  • 20 GSM Channels, 1 SIM card per GSM channel;Frequency range: GSM 850/900/1800/1900MHz
  • 2 10/100M LAN interfaces
  • SIP(RFC3261) compliance
  • Codecs support: G.711A, G.711U, G.729, G.723.1, G.722, G.726, GSM
  • Linux & Asterisk

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