Description
Unmatched Performance and Versatility
Experience seamless communication with this advanced multi-channel VoIP to GSM/CDMA/UMTS terminal, designed to integrate effortlessly across multiple networks and protocols. With support for four GSM/CDMA/UMTS channels, the device operates on a wide array of frequencies, including GSM (850/900/1800/1900 MHz) and UMTS (850/1900 MHz, 850/2100 MHz, 900/2100 MHz), ensuring compatibility in diverse environments. Whether for business or personal use, this product excels in delivering clear and reliable voice communication.
Superior Network and Communication Features
This terminal is equipped with SIP and IAX2 protocols and supports UDP, TCP, TLS, and SRTP transport methods for secure and adaptable connectivity. The inclusion of high-performance voice codecs such as G.711 (alaw/ulaw), G.722, G.726, G.729A, GSM, ADPCM, and Speex guarantees superior audio quality. Advanced echo cancellation based on ITU-T G.168 standards ensures distortion-free communication, making every call crystal clear. Its flexible DTMF modes—RFC2833, SIP INFO, and In-band—enhance dialing precision and user convenience, enabling frictionless transitions between different calling types.
Robust Networking and Build Specifications
Built with a reliable 10/100Base-T Ethernet LAN port, this device efficiently handles network protocols like FTP, TFTP, HTTP, HTTPS, and SSH. Its NAT traversal capabilities include Static NAT and STUN, complemented by a robust suite of network features such as DHCP, DDNS, Firewall, OpenVPN, Static IP, QoS, Static Route, and VLAN. The terminal comes with a globally compatible power supply unit (AC 100-240V) and is designed to operate in temperatures ranging from 0°C to 40°C (32°F to 104°F). Additionally, it ensures durability with a wide storage range (-20°C to 65°C, -4°F to 149°F) and handles up to 90% humidity levels in non-condensing conditions.
