TG400 VoIP Gateway Specifications
The Yeastar TG400G gateway is a powerful 4-port GSM to VoIP device that bridges traditional mobile networks with modern VoIP systems. It supports four SIM cards simultaneously, providing businesses with a cost-effective way to make and receive mobile calls through their existing IP PBX.
This compact and reliable GSM IP gateway is ideal for enterprises, call centers, and branch offices. It features intelligent call routing, SMS support, and full compatibility with major VoIP platforms. By integrating GSM and VoIP, it helps reduce communication costs while ensuring seamless connectivity.
The Yeastar TG400G is certified by the National Telecommunications Regulatory Authority (NTRA), guaranteeing compliance with telecom regulations and ensuring trustworthy performance in professional environments.
With its intuitive web-based interface and robust performance, the Yeastar TG400G offers businesses a flexible and scalable telephony solution that grows with their needs.
The Yeastar TG400G VoIP GSM Gateway offers 4 GSM channels, SIP and IAX2 support, and advanced voice codec options—perfect for connecting mobile networks with VoIP systems.
| Model | TG400 |
|---|---|
| Number of Ports | 4 |
| 4G Data | Not supported |
| 4G LTE Band | Depends on the module type. Check supported bands and operators. |
| Protocol | SIP, IAX2 |
| Antenna Splitter (4 in 1) | Supported |
| Transport | UDP, TCP, TLS, SRTP |
| Voice Codec | G.711 (alaw/ulaw), G.726, G.729A, GSM, ADPCM, Speex |
| DTMF Mode | RFC2833, SIP Info, In-band |
| Echo Cancellation | ITU-T G.168 LEC |
| Calling Type | Termination (VoIP to 3G/4G), Origination (3G/4G to VoIP) |
| Network Protocol | FTP, TFTP, HTTP, SSH |
| LAN | 2 × 10/100 Mbps Ethernet Interfaces |
| NAT Traversal | Static NAT, STUN |
| Network Features | DHCP, DDNS, Firewall, OpenVPN, Static IP, QoS, Static Route, VLAN |
| Operating Temperature | 0°C to 40°C (32°F to 104°F) |
| Power Supply | AC 100–240V |
| Storage Temperature | -20°C to 65°C (-4°F to 149°F) |
| Dimensions (L × W × H) | 340 × 210 × 44 mm |
| Humidity | 10%–90% non-condensing |
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