Español 
English 
Telephone Systems / Grandstream
UCM6300A
The UCM6300A is the entry-level model of the Audio series, ideal for small businesses that need a reliable and secure IP PBX system with full voice and collaboration features, all without licensing costs.
Main features
- Up to 500 users.
- Supports 75 concurrent calls.
- 3 Gigabit RJ45 ports with PoE+ and NAT router.
- No video conferencing support (audio only).
- Recording and storage via USB or network (NAS).
- Advanced security with SRTP, TLS, and access control.
Technical specifications
Maximum Users
500
Concurrent Calls
75
Network Ports
3 × Gigabit RJ45 PoE+
Video
No (solo audio)
Recording
USB / NAS
About the brand
With the UCM6300A, Grandstream delivers an affordable, reliable, and license-free solution designed for businesses seeking simplicity and performance in their voice communications.