Yeastar TG400 GSM VoIP Gateway

The Yeastar Neogate TG400 GSM Gateway is a robust solution designed to connect GSM networks to VoIP networks, facilitating two-way communication that is essential for small to medium-sized businesses with significant mobile calling demands. This gateway is particularly valuable as a fallback option during landline outages, ensuring uninterrupted communication. The TG400 features four GSM channels, supporting Quad-Band GSM/GPRS frequencies (850/900/1800/1900MHz) and allowing for the use of an external antenna for enhanced connectivity. It operates using standard protocols such as SIP (RFC3261) and IAX2, with transport options including UDP, TCP, TLS, and SRTP. The device supports various voice codecs, including G.711 A/u-law, G.726, G.729 A, GSM, and Speex, ensuring top voice quality. 

The TG400 is equipped with a single 10/100 Mbps Ethernet interface and offers network capabilities such as Static IP, DHCP Client, Firewall, VLAN, DDNS, QoS, and OpenVPN. Its user-friendly web-based GUI simplifies installation and configuration, making it easy to integrate into existing systems. Additional features include SMS sending and receiving via a web interface, a callback function, and Least Cost Routing (LCR), making the Yeastar Neogate TG400 an ideal choice for businesses looking to enhance their telecommunication infrastructure while achieving cost savings. With dimensions of 340x210x44mm and a power supply requirement of AC 100-240V 50/60Hz 1.5A MAX, the TG400 is both compact and efficient, ready to meet the demands of modern communication.