GWP Wireless Series GSM LTE Gateway

Enabling interconnection between GSM/LTE network and VoIP network safely and efficiently.
The GWP Wireless Gateway can provide up to 11 or 20 plug-in modules that could support 4 to 44 GSM / 3G / LTE channels.
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.

Up to 44 GSM / 3G / LTE Channels

We are a leading firm in providing quality and value to our customers.

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 card ports
Swap sims without downtime


  • Simple and convenient configuration via Web GUI
  • Basic security strategy(white/black list, security rules)
  • 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
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