The Grandstream GXW4104 FXO VoIP Gateway is designed to integrate traditional analog phone lines with modern VoIP networks, offering businesses a smooth transition to IP telephony without losing existing PSTN connectivity. Featuring 4 FXO ports, it allows users to connect up to four PSTN lines to their IP PBX or VoIP system, enabling flexible communication and cost savings.
This gateway provides excellent voice quality with advanced echo cancellation, flexible dial plans, and support for multiple SIP accounts. It ensures secure communication through TLS and SRTP encryption, while also offering failover capabilities to maintain service continuity in case of IP network disruptions.
Compact and easy to deploy, the GXW4104 is ideal for small to medium businesses that want to modernize their communication systems while keeping their analog lines in use. It is interoperable with most SIP-based IP PBX platforms and softswitches, making it a versatile and dependable solution for hybrid telephony environments.










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