Yeastar TG800L 8‑Port LTE/4G VoIP Gateway
The Yeastar TG800L is a powerful 8‑port LTE/4G VoIP gateway that bridges mobile networks (GSM/3G/4G) with SIP/IAX2 VoIP systems, supports VoLTE HD voice, SMS/USSD, advanced routing, and web‑based management — ideal for adding mobile trunking, backup lines, or high‑capacity call channels to PBX environments.
Description
Yeastar TG800L 8‑Port LTE/4G Gateway — Mobile VoIP Integration & GSM/4G Trunking
The Yeastar TG800L 8-Port LTE/4G Gateway is a high-performance telephony gateway designed to bridge mobile networks with VoIP systems. It enables seamless integration of GSM/4G networks into IP-PBX environments, making it ideal for businesses that want to utilize cellular connectivity for voice calls, ensure redundancy, or reduce PSTN costs.
With 8 independent LTE/4G SIM channels, the TG800L allows multiple concurrent mobile calls via cellular networks and supports flexible routing between SIP extensions and GSM/4G trunks. Its robust design and extensive protocol support ensure excellent call quality, reliable network connectivity, and simplified management.
Ideal for remote offices, field deployments, mobile-centric businesses, and any environment where traditional landlines are unavailable or costly, the Yeastar TG800L delivers powerful VoIP integration, expanded coverage, and enhanced operational flexibility.
Key Features:
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8 × LTE/4G SIM Ports: Support up to eight simultaneous mobile channels for voice and data over 4G networks.
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VoLTE HD Calls: Support for Voice over LTE (VoLTE) for higher quality voice calls over 4G.
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Dual Protocol Support: Works with SIP v2.0 and IAX2 for flexible VoIP integration.
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Bridge Mobile & VoIP: Enables two‑way call routing between cellular networks and VoIP systems for outgoing and incoming calls.
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SMS & USSD Support: Manage SMS sending/receiving and USSD commands via web or API (varies by vendor).
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Web‑Based Management: Intuitive browser‑based GUI for setup, monitoring, and configuration.
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Fallback & Redundancy: Acts as a backup trunk when landlines fail, ensuring business continuity.
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Wide Compatibility: Interoperable with IP‑PBX and softswitch systems like Yeastar PBX, Elastix, Lync Server, etc.
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Network & Security: Supports UDP, TCP, TLS, SRTP, NAT traversal, and basic QoS for stable VoIP operations (varies by firmware).
Hardware & Technical Specs:
- Ports:• 8 × LTE/4G/SIM channels (simultaneous)• Typically 1–2 × 10/100 Mbps Ethernet interfaces (LAN/WAN) depending on vendor build.
- Protocols:• SIP v2.0, IAX2 for VoIP call control.• Transport: UDP, TCP, TLS, SRTP (support varies by firmware).
- Voice Support:• VoLTE (HD voice over 4G)• Echo cancellation and voice codecs like G.711, G.722, G.726, G.729A, GSM, ADPCM, Speex (varies by vendor).
- SMS/USSD:• Web or API based SMS/USSD support for messaging/alerts (varies per site).
- Network & Routing:• DHCP, static IP, NAT traversal, VLAN, QoS, firewall support (varies by firmware).
- Management:• Web GUI setup & monitoring, firmware upgrade via HTTP/TFTP, logs, and routing rules.
- Power & Physical:• AC 100–240V power input (with region‑specific adapter).• Dimensions: ~213 × 160 × 44 mm — compact office form factor.
- Operating Conditions:• Typical operating temperature range 0 °C to 40 °C; humidity tolerance varies by vendor.
Technical Datasheet
You can download the full technical documentation for this product from the link below:
Download PDF Datasheet
















