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OpenVox Wireless GWP Series GSM / 3G / LTE Gateways

New Chassis Design, Modular, Supports Bulk SMS & API
The GWP Wireless Gateway can provide up to 11 or 20 plug-in modules that could support 4 to 44 hot-swappable sim cards
The GWP Wireless Gateway can bring excellent HD voice service with multiple codecs, including G.711A, G.711U, G.722, G.726, G.729A, GSM, and also flexible SMS service with API support for software integration.

Up to 44 sims for GSM, 3G and LTE networks

Supports 2G, 3G and LTE networks

Up to 20 Standard SMA-K interfaces

Standard SMA-K interfaces for standard antenna compability.

1 SIM card per GSM/LTE channel

1 sim 1 channel ratio.

10/100M LAN interfaces

2 X 10/100M ports for network connection flexibility.
SMS Service with API Support
Send and receive SMS, supports API for custom software development.
Hot-swappable sim cards
Swap sims without downtime


  • Simple and convenient configuration via Web GUI.
  • Support 2G, 3G and LTE networks
  • Basic security strategy via IP whitelisting and blacklisting.
  • Optional GSM Voice Codec
  • Codecs support: G.711A, G.711U, G.722, G.726, G.729A, GSM
  • SIP(RFC3261) compliance
  • Support diverse SIP, IAX2 protocols
  • Real Open API Protocol(based on Asterisk)
  • CLIR(Call Line Identification Restriction)
  • Call Waiting
  • Call Forwarding (unconditional, no reply, busy, not reachable)
  • SMS bulk transceiver, SMS automatically resend, Sent to Email
  • Support HTTP SMS interface
  • SMS Forwarding
  • VPN clients:OpenVPN/PPTP VPN/L2TP VPN/N2N VPN (Not available for EAEU)
  • USSD transceiver
  • SMS remotely controlling gateway
  • IMEI number automatically modify
  • PIN identification
  • Mobile number portability (MNP)
  • Flexible routing settings & unlimited routing rules
  • Support DISA
  • CDR(More than 200,000 Lines CDRs Storage Locally)
  • Support for custom scripts, dialplans
  • Least Cost Routing(LCR),according to Time, Port, Calling Number
  • Independent System for Each Module
  • Hot-swap Design for both Sim cards and Modules
  • Compatible with sip server, such as: Asterisk, Elastix, 3CX, FreeSWITCH, etc
  • One Year Warranty
Get a quote for your system
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HQ: 3F MVS Bldg. Sapphire St.
Capitol View Park Subd. Bulihan
Malolos, Bulacan
Tel: +63 (2) 8871 0257
Mobile: +63 917 700 2984
email: sales@voicefidelity.net
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