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SLA Company Limited - Leading IT Distributor, IT Services in Vietnam


OpenVox Communication Co., Ltd is one of the leading VoIP suppliers in the world. We supply open source computer telephony hardware and software products. Our products are reputation over 90 countries worldwide.

The products are leading open source telephony projects including Asterisk, Trixbox, Elastix, PBX. The appliances run with the excellent performance and updating the innovation. We can provide open source telephony hardware, software at competitive pricing. End user can build advanced but affordable telephony systems themselves.

OpenVox Gateway Products provide a strong application named “Cluster”. It highlights the superiority of modular design further. The client can extend, operate easily and conveniently.

OpenVox GSM gateway is flexible solution to network convergence between VoIP network and GSM network.

We deliver cost-effective and flexible solutions for service providers or operators. The connectivity products continue to provide a low-cost long distance alternative.

OpenVox products: We introduce new generation UC appliances.

  • VoIP Gateway: Analog, Digital, Hybrid, GSM/UMTS, Unified Communication Platform.
  • IP PBX: UC, MC series, Enterprise.
  • Telephony card: Wireless, Analog, ISDN BRI, Transcoding, Hybrid, Digital.
  • Voice accessories.

SLA Company Limited is the distributor of OpenVox in Vietnam. We supply OpenVox IP PBX, IP phone, voice gateway products, VoIP solutions, and local supports to the clients. SLA also sell mail server, video conference products.

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