Grandstream UCM6304 IP PBX
The Grandstream UCM6304 IP PBX is a powerful and scalable unified communications platform designed for medium-sized and large businesses, corporate offices, call centers, hotels, schools, hospitals, institutions, warehouses, and organizations that require a reliable business phone system and VoIP solution.
The UCM6304 supports up to 2,000 SIP users and 300 concurrent G.711 calls, providing the capacity required for businesses with a large number of extensions and simultaneous conversations. It features 4 FXO ports, 4 FXS ports, three Gigabit Ethernet ports with integrated PoE+, USB 3.0 ports, an SD card interface, conferencing, paging, intercom, voicemail, call management, and SIP endpoint provisioning.
If you are looking for the Grandstream UCM6304 IP PBX price in Nairobi, Kenya, the UCM6304 is a cost-effective solution for organizations upgrading to a professional IP telephone system. Whether you are searching for a cheap Grandstream UCM6304, a Grandstream UCM6304 near me, or a scalable Grandstream phone system in Kenya, this IP PBX provides extensive business communication features.
Product Features
Supports Up to 2,000 Users
The Grandstream UCM6304 supports up to 2,000 SIP users, making it suitable for larger offices, institutions, hotels, call centers, and organizations with many departments and extensions.
Supports Up to 300 Concurrent Calls
The UCM6304 supports up to 300 concurrent G.711 calls and up to 200 concurrent SRTP calls, allowing a large number of users to make and receive calls simultaneously.
4 FXO and 4 FXS Ports
The UCM6304 features 4 FXO ports for PSTN telephone lines and 4 FXS ports for analog telephones or compatible analog devices. This makes it suitable for organizations that need to integrate traditional telephone services with their IP PBX system.
Three Gigabit Ethernet Ports with PoE+
The UCM6304 provides three Gigabit Ethernet ports with integrated PoE+, providing high-speed network connectivity for compatible IP phones and network equipment.
Voice and Video Conferencing
The UCM6304 supports professional business conferencing, including up to 200 voice conference participants. It can also support up to 4 simultaneous video conference rooms, with video meetings of up to 40 participants under specified configurations.
Complete Grandstream Phone System
The UCM6304 can serve as the central Grandstream phone system for an organization, managing SIP extensions, incoming and outgoing calls, SIP trunks, voicemail, call routing, ring groups, conferencing, paging, intercom, and other business communication functions.
Call Management
The UCM6304 supports a wide range of business telephone functions, including:
- Call forwarding
- Call transfer
- Call waiting
- Call parking
- Call recording
- Ring groups
- Call queues
- Voicemail
- IVR
- Auto attendant
- Music on hold
- Speed dial
- Call pickup
- Dial by name
- Paging and intercom
- Voicemail to email
- Call history
- DND
- DID and DOD
- Emergency calling
UCM Paging and Intercom
The Grandstream UCM paging and intercom functionality can be used for internal announcements and communication across offices, warehouses, schools, hotels, hospitals, factories, and other commercial facilities.
SIP Phone Provisioning
The UCM6304 supports provisioning of compatible Grandstream SIP endpoints, helping simplify the installation and deployment of multiple IP phones across a business network. The UCM series supports zero-configuration provisioning of Grandstream SIP endpoints.
Unified Communications
The UCM6304 is designed to combine voice, video, data, mobility, conferencing, messaging, and collaboration features into a centralized business communications platform.
CRM and PMS Integration
The Grandstream UCM platform provides APIs for third-party integrations, including CRM and PMS platforms, allowing businesses to connect their telephone system with compatible business applications.
Advanced Security
The UCM6304 includes advanced security protection such as secure boot, certificates, encrypted communications, and other security technologies designed to protect business calls and user accounts.
No Per-Feature Licensing Fees
Grandstream’s UCM IP PBX platform is designed as an on-premise unified communications solution without licensing fees, upgrade fees, or costs per individual feature. This can make it an attractive option for organizations looking for predictable long-term communication costs.
Product Specifications
- Brand: Grandstream
- Model: UCM6304
- Product Type: IP PBX / Unified Communications Platform
- Maximum SIP Users: Up to 2,000
- Concurrent G.711 Calls: Up to 300
- Concurrent SRTP Calls: Up to 200
- FXO Ports: 4 × RJ11
- FXS Ports: 4 × RJ11
- Network Ports: 3 × Gigabit Ethernet
- PoE+: Supported
- Voice Conference Capacity: Up to 200 participants
- Video Conference Rooms: Up to 4 simultaneous rooms
- Video Conference Capacity: Up to 40 participants under specified configurations
- USB: 2 × USB 3.0
- SD Card: 1 × SD card interface
- SIP: Supported
- Paging: Supported
- Intercom: Supported
- CRM/PMS Integration: Supported
- Operating Temperature: 0°C to 45°C
- Mounting: Rack mount and desktop
- Dimensions: 485 × 187.2 × 46.2 mm
- Unit Weight: Approximately 2.49 kg
- Ideal For: Corporate offices, SMEs, call centers, hotels, schools, hospitals, warehouses, institutions, and enterprise VoIP systems
Grandstream UCM6304 Price in Nairobi, Kenya
Looking for the Grandstream UCM6304 price in Nairobi, Kenya? The UCM6304 is designed for businesses that need a high-capacity IP PBX capable of supporting up to 2,000 users and 300 concurrent calls.
If you are comparing the Grandstream UCM6304 price, looking for a cheap Grandstream UCM6304, or searching for a Grandstream UCM6304 near me, this model provides a strong combination of capacity, connectivity, conferencing, call management, and VoIP features.
Businesses in Nairobi, Kenya can use the Grandstream UCM6304 IP PBX to build a scalable and reliable business telephone system for voice communication, extensions, conferencing, and advanced call management. Its flexible IP PBX capabilities make it suitable for offices, call centres, and growing organizations.
The UCM6304 can also be deployed across Kenya and East Africa, making it suitable for businesses with multiple offices, branches, or distributed teams that require a centralized and manageable business communication system.
Grandstream UCM6304 Setup
The Grandstream UCM6304 IP PBX setup involves configuring the appliance according to the organization’s network and telephone requirements.
A typical installation includes:
- Connecting the UCM6304 to the network
- Configuring network settings
- Creating SIP user extensions
- Configuring SIP trunks
- Connecting PSTN lines to the FXO ports
- Connecting analog telephones or devices to the FXS ports
- Provisioning compatible IP phones
- Configuring inbound and outbound routes
- Creating IVR menus
- Setting up ring groups
- Configuring call queues
- Setting up voicemail
- Configuring paging and intercom
- Setting up conference rooms
- Configuring remote extensions
- Configuring security and user permissions
Professional configuration is recommended for larger installations to ensure correct network, SIP, routing, security, and endpoint configuration.
Grandstream UCM Call Manager
The Grandstream call manager functionality allows administrators to manage extensions, call routes, users, SIP trunks, voicemail, ring groups, call queues, IVR menus, and other telephone system features from a centralized platform.
This makes the UCM6304 suitable for businesses with multiple departments and large numbers of extensions.
Grandstream UCM SMS and Communication Features
The Grandstream UCM ecosystem provides unified communications capabilities beyond traditional voice calling, including messaging, conferencing, collaboration, and communication through supported applications and endpoints.
For organizations looking for a complete Grandstream phone system, the UCM6304 can act as the central platform connecting compatible SIP phones and other communication endpoints.
Grandstream UCM License
One of the advantages of the Grandstream UCM platform is its on-premise deployment model without licensing fees, upgrade fees, or separate per-feature charges. This can make the UCM6304 an attractive option for organizations that want to control the ongoing cost of their business phone system.
Grandstream UCM6304 as a Hybrid PBX Solution
A hybrid PBX combines different telephone technologies, such as traditional analog telephone lines and modern IP telephony.
With its 4 FXO and 4 FXS ports, the UCM6304 can integrate PSTN lines and analog telephone devices into an IP-based business communication environment. This makes it useful for organizations transitioning from traditional PBX systems to VoIP.
Grandstream Software UCM Download
Grandstream also provides SoftwareUCM, a software-based PBX solution based on the UCM platform. However, SoftwareUCM is a separate software product from the physical Grandstream UCM6304 IP PBX. Grandstream provides SoftwareUCM downloads and firmware through its official support resources.
For the physical UCM6304, firmware is provided under Grandstream’s UCM6301/6302/6304/6308 firmware family.
Grandstream UCM6304 for Business VoIP
The UCM6304 can function as the central VoIP phone system for businesses using Grandstream IP phones and compatible SIP devices.
It is ideal for:
- Corporate offices
- Medium and large businesses
- Call centers
- Hotels
- Schools and universities
- Hospitals and clinics
- Warehouses
- Manufacturing facilities
- Retail businesses
- Government institutions
- Customer service departments
- Multi-branch organizations
- Businesses using SIP trunks
- Organizations upgrading from traditional PBX systems
Why Choose Grandstream UCM6304?
The Grandstream UCM6304 IP PBX is an excellent choice for businesses looking for:
- Up to 2,000 SIP users
- Up to 300 concurrent G.711 calls
- Up to 200 concurrent SRTP calls
- 4 FXO ports
- 4 FXS ports
- Three Gigabit Ethernet ports
- Integrated PoE+
- Up to 200 voice conference participants
- Up to 4 simultaneous video conference rooms
- IVR and auto attendant
- Call queues
- Paging and intercom
- Voicemail
- Call recording
- SIP trunk support
- SIP endpoint provisioning
- CRM and PMS integration
- Advanced security
- Scalable business communications
- No per-feature licensing fees




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