Yeastar TG400 – 4-Port GSM VoIP Gateway

Overview

The Yeastar TG400 GSM VoIP Gateway is a professional-grade 4-channel GSM gateway that seamlessly connects IP-based phone systems (such as IP PBXs, softswitches, and VoIP phones) to the GSM mobile network. Designed for businesses seeking cost-effective mobile communication, it provides an efficient solution for call routing, backup connectivity, and unified communication.

With four GSM channels, the TG400 allows up to four simultaneous mobile calls, offering flexibility, scalability, and reliability for small to medium-sized enterprises.

Key Features

• 4 GSM Channels for Concurrent Calls

  • Supports up to four GSM SIM cards, allowing four simultaneous calls for higher efficiency.

• Seamless VoIP–GSM Integration

  • Connects SIP-based IP PBX systems directly to mobile networks for inbound and outbound calls.

• Advanced Call Routing

  • Features Least Cost Routing (LCR) to automatically select the most economical carrier or SIM for each call.

  • Intelligent call rules, time conditions, and fallback routing options.

• SMS and USSD Functionality

  • Send and receive SMS through the web interface or API.

  • Supports USSD for SIM balance checks and mobile service access.

• High Compatibility

  • Works perfectly with major platforms including Yeastar, 3CX, Asterisk, FreePBX, and others.

  • Compatible with all standard SIP-based VoIP systems.

• Easy Configuration and Management

  • User-friendly web-based GUI for monitoring and configuration.

  • Remote management capability via HTTP or Telnet.

• Reliable and Compact Design

  • Small, fanless design with low power consumption for quiet, efficient operation.

Technical Specifications

• GSM Channels: 4

• SIM Card Slots: 4

• Network Bands: GSM 850/900/1800/1900 MHz

• VoIP Protocols: SIP (RFC3261), RTP (RFC2833)

• Voice Codecs: G.711A/U, G.729A/B, G.722, G.726

• DTMF: RFC2833, SIP INFO, In-band

• Network Interface: 1 × 10/100 Mbps Ethernet (RJ45)

• Power Supply: DC 12V, 1A

• Dimensions: 146 × 102 × 25 mm

• Operating Temperature: 0°C – 40°C

• Weight: 0.25 kg

Benefits

• Save costs with optimized GSM call routing.

• Four simultaneous mobile lines for better call handling.

• Reliable backup for SIP trunks or PSTN lines.

• SMS/USSD support for messaging and SIM management.

• Compact, efficient, and easy to deploy.

Delivery & Support

We at Ace Tech Pro LTD offer fast delivery options, 100% genuine product guarantee and customer support.

Order Now!

Order now at Ace Tech Pro LTD or visit our shop at Rahimtullah Trust Building 2nd Floor Shop 11 along Moi Avenue.