Yeastar TG400 VoIP GSM Gateway – 4 GSM Channels | Reliable VoIP-to-GSM Gateway

The Yeastar TG400 VoIP GSM Gateway is a powerful 4-port GSM/3G/4G gateway that bridges traditional GSM networks with IP-based telephony systems. It’s designed for small to medium-sized businesses, call centers, and enterprises that want to reduce telecom costs and enhance communication flexibility by integrating mobile connectivity with VoIP infrastructure.

Key Features:

• 4 GSM Channels (1 GM1 Module): Supports up to four concurrent GSM calls for efficient communication.
• VoIP Protocols: Fully compatible with SIP and IAX2 standards, integrating smoothly with IP PBX systems such as Yeastar, 3CX, FreePBX, and Asterisk.
• Two-Way SMS Functionality: Send and receive SMS messages through the intuitive web interface or via API.
• Smart Call Routing: Automatically route calls between VoIP and GSM for least-cost call optimization.
• High Compatibility: Works seamlessly with UAE mobile operators such as Etisalat, du, and Virgin Mobile.
• Web-Based Configuration: Manage and monitor via a user-friendly GUI with real-time status updates.
• Quality & Reliability: Equipped with advanced echo cancellation, QoS, and security features for stable operation.
• Compact Design: Ideal for small offices, retail outlets, and distributed business environments.