UC features for up to 2000 users

UCM6500

Features
– Supports up to 2000 SIP endpoint registrations, up to 200 concurrent calls and up to 64 conference attendees
– 1GHz quad-core Cortex A9 processor
– 1GB DDR3 Ram, 32GB Flash
– 1 Integrated T1/E1/J1 interface, 2PSTN trunk FXO ports, 2 analog telephone/Fax FXS ports with lifeline capability
– Gigabit network ports with Integrates PoE, USB, SD card, integrated NAT router
– Comprehensive security protection using SRTP, TLS and HTTPS with hardware encryption accelerator
– Quickly setup and provision Grandstream endpoints using the Auto-Discovery and Zero Config feature within the product’s web user interface

Product Description Last Updated: 29/09/2025

* Whilst we endeavour to have the correct information on our products provided from the supplier/manufacturer, errors do occur. If you would like to double check the information, please feel free to contact us FIRST and we will be more than happy to confirm information on the item prior to purchase. In the event that product information is incorrect due to information we received from our supplier or manufacturer, we do not take responsibility or be held liable for damage(s), loss(s) etc. We will work with you and do our best to make the best of a bad situation and work with our supplier(s) and/or manufacturer(s) to supply the correct information for the item purchased etc..