On 10 May 2023, Shenzhen OpenVox Communication Co., Ltd. announced the release of two new modular cards, the CCU‑I‑TGL and DTU‑301. Designed for UCP series chassis, these cards combine processing power, scalability and compatibility with traditional telephone systems.
Product
Launch of the New CCU‑I‑TGL and DTU‑301 Modular Cards
OpenVox unveils two modular cards compatible with UCP chassis, offering up to 1800 simultaneous calls and flexible T1/E1 connectivity.

CCU‑I‑TGL – Main Control Module
The CCU‑I‑TGL, equipped with an 11th-generation Intel® i5 processor, supports up to 1800 simultaneous calls and 32 Go of RAM. It is designed for high-performance computing applications, delivering exceptional performance and scalability for the most demanding workloads.

DTU‑301 – Digital Trunk Unit
The DTU‑301 supports a software-selectable T1/E1 interface and enables up to 30 concurrent calls. As a converged media gateway, it connects traditional telephone systems to IP networks, integrating VoIP PBX with PRI/SS7/R2 through a user-friendly GUI. Secondary development is possible via API.
