Empower your business communication with the Grandstream UCM6302A IP PBX, a versatile and high-performance unified communications solution. Grandstream UCM6302A IP PBX is designed for small to mid-sized enterprises, this IP PBX supports up to 500 users and 75 concurrent calls, offering robust voice, instant messaging (IM), audio conferencing, and web meetings capabilities — all within one reliable system.
Grandstream UCM6302A IP PBX is built on the trusted Asterisk 16 open-source telephony platform, the Grandstream UCM6302A IP PBX is equipped with a 4-core processor, 1GB RAM, and 32GB flash storage for smooth, high-capacity operations. It features 2 FXS and 2 FXO ports, 3 Gigabit ports with PoE, and multiple USB and SD interfaces for flexible connectivity.
The Grandstream UCM6302A IP PBX comes with advanced security features, including secure boot, unique device certificates, and randomized default passwords, ensuring communications remain private and protected. Seamlessly manage remote users and systems with the UCM RemoteConnect cloud service and GDMS cloud management.
Grandstream UCM6302A IP PBX comes with built-in support for the Wave app for Android, iOS, desktop, and web, users can enjoy easy, on-the-go unified communications. Plus, customizable IVR menus, auto attendants, Hot Standby High Availability, and third-party CRM/PMS API integration make this IP PBX a future-proof investment for growing businesses.
🔑 Key Features & Benefits
✅ Supports up to 500 Users & 75 Concurrent Calls – Perfect for growing organizations
✅ 5 Audio Meeting Rooms – Host up to 75 participants for internal conferences
✅ Built-in IM, Audio Conferencing & Web Meetings – Unified platform for seamless collaboration
✅ Wave App Support – Access calls and instant messaging via desktop, web, Android & iOS
✅ 320×240 Color LCD Display – Touchscreen interface with shortcut keys & scroll bar
✅ Advanced Audio Quality – Full-band Opus codec, resilient to 50% packet loss
✅ High-Level Security – Secure boot, unique certificates, and randomized default passwords
✅ Built-in Connectivity – 2 FXS, 2 FXO Ports, 3 Gigabit PoE ports, USB 2.0 & 3.0, SD slot

The UCM6300 Audio series allows businesses to build powerful and scalable unified communication and collaboration solutions. This series of IP PBXs provide a platform that unifies fundamental business communications needs, including voice, instant messaging (IM), voice meetings, audio web meetings, data, analytics, mobility, facility access, intercoms and more. The UCM6300 Audio Series supports up to 1500 users and includes a built-in instant messaging (IM), voice/web conferencing platform, and the free Wave App that allows users to communicate and collaborate from desktops, mobile devices, IP phones, and other SIP endpoints.
It supports UCM RemoteConnect cloud service for remote users to offer a best-in-class hybrid platform that combines the control of an on-premise IP PBX with the remote access and system manageability of a cloud solution. By offering a high-end unified communications and collaboration solution packed with a suite of mobility, security, instant messaging, voice conferencing and collaboration tools, the UCM6300 Audio series provides a powerful business communication platform for any organization.

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