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Unified Communication & Collaboration IP PBX
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Supports up to 500 users
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Up to 75 concurrent calls
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2 FXS ports for analog phones/fax
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2 FXO ports for PSTN lines (lifeline supported)
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Built-in Instant Messaging, audio conferencing & web meetings
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Free Wave App for desktop, web, Android & iOS
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UCM RemoteConnect for secure remote users
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Three Gigabit Ethernet ports with integrated PoE+
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Built-in NAT router (router & switch modes)
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USB 3.0 ports & SD card interface
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Full API for CRM, PMS & third-party integrations
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Advanced security: Secure boot, TLS, SRTP, HTTPS, 802.1X
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Supports Opus full-band codec
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Compatible with GDMS cloud management
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Based on Asterisk v16
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Desktop & rack-mountable installation
Features & Compatibility
The Grandstream UCM6302A is a compact yet powerful on-premise Unified Communication & Collaboration IP PBX, designed for small to medium businesses that require professional VoIP performance, strong security, and remote collaboration features. As a trusted Grandstream UCM6302A supplier in Dubai, UAE, we supply genuine Grandstream IP PBX systems suitable for offices, retail chains, clinics, hotels, and distributed business environments.
Part of the UCM6300 Audio Series, the UCM6302A supports up to 500 users and up to 75 concurrent calls, making it ideal for growing organizations. It is equipped with 2 FXS ports for analog phones or fax machines and 2 FXO ports for PSTN lines, all with lifeline support to ensure basic telephony during power outages.
The UCM6302A delivers a built-in Unified Communications platform, offering instant messaging, audio conferencing, and web meetings without requiring external servers or licenses. With the free Grandstream Wave App, users can make and receive calls, chat, and collaborate from Android, iOS, Windows, macOS, or web browsers, enabling seamless remote and hybrid work.
For secure off-site access, the system supports UCM RemoteConnect, providing automatic NAT firewall traversal without complex VPN setup. Enterprise-grade security is built in, including secure boot, unique device certificates, random default passwords, TLS/SRTP encryption, HTTPS, and 802.1X authentication, ensuring reliable protection for calls and data.
With three Gigabit Ethernet ports (PoE+), a built-in NAT router, USB 3.0 ports, SD card support, and a full API for CRM and third-party integrations, the UCM6302A offers scalability and future-ready performance. It also integrates with the Grandstream Device Management System (GDMS) for centralized cloud management.
If you are searching for a Grandstream UCM6302A IP PBX supplier in Dubai , this model provides an ideal entry-level enterprise PBX with advanced collaboration, security, and flexibility.

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