As an important component of the DMR system, ZXTS eTC 500 consists of four parts: PTT Dispatch Server (PDS), PTT Home Register (PHR), Dispatch Agent Server (DAS), and PTT Application Server (PAS). It supports all the trunking and dispatch services and carrier-class authentication and authorization for the trunking service.

• Excellent Performance compatible with MPT / DMR / LTE system, supports hybrid grouping.
• Professional Trunking Push-To-Talk with call setup time less than 300ms.
• High Reliability ATCA platform, hardware / element disaster toleration, hot-swappable boards.
• Enhanced Security end-to-end encryption, two-way authentication, air-interface encryption.
• Easy Maintenance client / server architecture, multi-level authorization, centralized management.
• Good Scalability modular design, capacity expansion supported with the growth of user number.