Description
This GSM Modular IVR Machine is a powerful, scalable, and flexible telephony solution designed for businesses that require a hybrid communication setup. It supports a combination of PSTN (2 FXO ports), GSM SIM (1 slot), and up to 12 concurrent SIP trunk calls, making it ideal for SMEs, call centers, remote offices, and IVR-based customer support systems.
✅ Key Features:
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Modular Design: Easily expand with plug-in modules for FXO, GSM, or other VoIP interfaces.
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Hybrid Connectivity:
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2 FXO Ports for PSTN line integration
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1 GSM SIM Slot for mobile call routing
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SIP Trunk Support (12 Concurrent Calls)
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IVR Compatible: Works seamlessly with Asterisk, FreePBX, and other SIP-based PBX platforms for multi-level IVR solutions.
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Call Routing: Intelligent routing between GSM, PSTN, and SIP trunks based on time, cost, or number dialed.
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SMS Support: Send/receive SMS over GSM; usable for notifications, OTP, and automation.
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Auto-Attendant/IVR: Built-in or configurable via external PBX for professional customer experience.
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Web-based Management: Easy-to-use web GUI for configuration, monitoring, and diagnostics.
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Failover Support: Automatic switch between SIM/PSTN/SIP in case of network failure.
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Power Efficiency & Compact Size: Designed for low-power consumption and 24×7 operations.
🎯 Ideal Use Cases:
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Businesses needing IVR with mixed network inputs (Landline + GSM + VoIP)
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Offices in rural/remote areas with limited PSTN lines
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Cost-optimized call routing using GSM & SIP trunk combination
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Customer support systems with auto-attendant
⚙️ Technical Specifications:
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FXO Ports: 2
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GSM SIM Slots: 1 (expandable based on model)
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SIP Trunk: 12 concurrent calls
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Protocol Support: SIP, RTP, TCP/UDP
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IVR Compatibility: Asterisk, FreePBX, 3CX, etc.
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Power Supply: 12V DC
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Management: Web GUI, SSH, Telnet (optional)

