The Yeastar TG800 8‑Port GSM VoIP Gateway provides full-scale mobile connectivity for enterprise-grade communication systems. With support for eight SIM cards, it enables massive voice call capacity, SMS sending/receiving, and intelligent routing via a simple web interface. Featuring advanced load-balancing, least-cost routing, and high resilience, TG800 is ideal for operations requiring high call volume, convenient mobile termination, or mobile-based redundancy.

Key Features:

• 8 GSM/3G/4G channels for simultaneous voice and SMS traffic

• Dual-protocol support: SIP and IAX2 for flexible PBX integration

• Full two-way SMS functionality via GUI or API

• Intelligent call control with LCR, channel pooling, and automatic failover

• Secure operation with TLS/SRTP and IP filtering

• Designed for easy deployment: plug-and-play SIM slots, Ethernet LAN, and 12 V DC power

• Robust desktop-sized chassis with enhanced cooling and durability