FXO FSX GSM Fixed wireless IP PBX 


To widely increase the communication reach you have to access different platforms. GSM fixed wireless PBX combines PSTN and GSM network to offer you an intelligent & reliable communication system.  It is a futuristic wireless solution starting from SME’s to large corporate, multi location offices & cell phone for field staff.

S412 is a flexible and modular VoIP PBX that provides productivity-enhancing communication platform with a compact and powerful analog and VoIP capable system for small business. Security: Protected from Internet hackers, viruses with built-in firewall, TLS, SRTP, and more. Performance: Powered by Freescale ARM A9 industrial grade quad-core CPU processors. Future-proof: Free lifetime software/firmware upgrade assure reliability over the years. Easy to use: Save time with streamlined installation. Manage PBX on the intuitive Metro UI.

Features & Benefits


  • Up to 12 FXS Extensions
  • Up to 4 CO/BRI lines
  • 8 VoIP Users, 8 Concurrent Calls
  • 2 GSM/WCDMA/4G LTE Channels
  • Automatically provision phones from Cisco, Yealink, Panasonic and more.
  • Up to 12 FXS Extensions
  • Up to 4 CO/BRI lines
  • 8 VoIP Users
  • 8 Concurrent Calls
  • 2 GSM/WCDMA/4G LTE Channels
  • Security: protected from Internet hackers and viruses with built-in firewall, TLS, SRTP, and more.
  • Performance: powered by Freescale ARM A9 industrial grade quad-core CPU processors.
  • Future-proof: free lifetime software/firmware upgrade assures reliability over the years
  • Easy to use: save time with streamlined installation. Manage PBX on the intuitive Web GUI.
  • Phone provisioning: automatically provision phones from Cisco, Yealink, Polycom, and more






  • This is a unique product which offers Wireless Connectivity with GSM Network and Wireline Connectivity with PSTN.

  • Now can make calls from extension to any mobile network. Pay mobile to mobile call charges which are cheaper upto 50%.

  • Grab full advantage of CUG (Closed User Group) as being offered by mobile operators.

  • Dual / Tri Band

  • Echo cancellation for excellent voice quality

  • Caller Id presentation in DTMF Mode

  • Network locked options

  • Signal Strength Indicator

  • Optional high gain antennas

  • Field staff.


Designed especially for Europe, Asia, Africa and the rest of the World.
  • GSM 900/1800 MHz
  • Voice/Fax/Internet
  • EDGE/GPRS Data
  • USB Interface
  • RJ11 Interface
  • PABX Connectivity
  • Extn. to Extn.Call
  • Extn./Trunk
  • Intercept With or Without Tone
  • Parked Call Pick-up
  • Call Pick-up
  • Call Camp on
  • Camped Call Pick-up
  • Call Transfer
  • Call Forwarding
  • Incoming Ring Options-
  • Round Robin, Stair Case & Simultaneous Ring
  • Caller Id presentation in DTMF Mode
  • Network locked options
  • Signal Strength Indicator
  • Optional high gain antennas
  • Field staff.
:: Capacity

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:: Order Information                    India - International 
 Order by E-mail
for orders Send e-mail: sales@ravirajtech.com
with subject: GSM/GPRS PBX order 
 Order by Fax

Orders By FAX

You may place an order by fax 24 hours a day, 7 days a week. Simply print the form below and fax it to us at:+91-020-24475992
Download Fax Order Form



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