Grandstream VoIP PBX – 2x FXS, 2x FXO

The Grandstream UCM6102 is a hybrid IP-PBX designed for small to medium businesses. It features two FXS ports for connecting analog phones and two FXO ports for linking to PSTN lines. The system supports SIP trunking, G.711 and G.729 codecs, and includes a web-based management interface for configuration. It offers call recording, voicemail to email, and auto-attendant capabilities. The unit supports up to 100 extensions and integrates with mobile apps for remote access.