Grandstream
Grandstream UCM6308A Audio Unified Communication PBX
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Empower Your Business with a Scalable, Feature-Rich Communication Hub
The Grandstream UCM6308A Audio Series IP PBX is a powerful and scalable solution designed to unify all your business communications. This appliance provides a centralized platform for voice, instant messaging (IM), audio conferencing, and more, making it ideal for small to medium-sized enterprises. With support for up to 1500 users and 200 concurrent calls, the UCM6308A is built to grow with your business. It comes equipped with 8 FXS ports for analog phones or fax machines and 8 FXO ports for connecting to traditional PSTN lines.
Seamless Collaboration and Remote Connectivity
The UCM6308A includes a built-in Instant Messaging, Audio Conferencing, and Web Meetings platform, allowing users to connect and collaborate from anywhere. The free Wave App for desktop, web, and mobile devices (Android/iOS) enables seamless voice and IM communications, keeping your team connected whether they are in the office or remote. Furthermore, it supports the UCM RemoteConnect cloud service, which facilitates secure remote connections for a hybrid work environment.
Robust Security and Reliability
Grandstream prioritizes the security of your communications. The UCM6308A features advanced security protection, including secure boot, a unique certificate, and a random default password to safeguard your calls and accounts. An automated NAT firewall traversal service helps to secure remote connections. For enhanced reliability, the system supports Hot Standby High-Availability and local dual deployment.
Key Features at a Glance:
- Supports up to 1500 users and 200 concurrent calls.
- 8 RJ11 FXS ports for analog telephones.
- 8 RJ11 FXO ports for PSTN lines.
- Three self-adaptive Gigabit ports with integrated PoE+.
- Built-in audio conferencing and web meetings platform.
- Free Wave App for desktop, web, and mobile communication.
- Compatible with GDMS for cloud setup and management.
- Advanced security features including secure boot and unique certificates.
Technical Specifications
| Category | Specification |
| Analog Telephone FXS Ports | 8 x RJ11 ports (with lifeline capability) |
| PSTN Line FXO Ports | 8 x RJ11 ports (with lifeline capability) |
| Network Interfaces | 3 x Self-adaptive Gigabit ports (switched, routed, or dual mode) with PoE+ |
| NAT Router | Yes (supports router mode and switch mode) |
| Peripheral Ports | 2 x USB 3.0, 1 x SD card interface |
| Maximum Call Capacity | Users: 1500, Concurrent calls: 200, Concurrent SRTP calls: 150 |
| Conference Bridge | Up to 9 meeting rooms and 150 parties |
| Voice and Fax Codecs | G.711a/u, G.722, G.726-32, iLBC, G.729A/B, Opus, T.38 |
| Telephony Operating System | Based on Asterisk version 16 |
| Auto Attendant | Up to 5 layers of IVR (Interactive Voice Response) |
| Mounting | Rack Mount & Desktop |
| Dimensions (W x D x H) | 19.09 in x 7.37 in x 1.82 in |
| Weight | 5.60 lb |
| Operating Temperature | 32 - 113ºF / 0 ~ 45ºC |
Manufacturer Technical Data
| Product Spec Sheet |
 Download |
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Shipping & Returns
- R120 Delivery Fee
- 30 Day Returns
- 24 Hour Live Chat Support
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Frequently Asked Questions
Answers to frequently asked questions
Does NexGen Computing conduct regular security audits?
Yes, we regularly conduct security audits and vulnerability assessments to identify and address potential security weaknesses, maintaining a high level of security and compliance with industry standards.
How can I stay informed about policy changes?
We reserve the right to update or modify our policies at any time. Changes will be posted on our website, and your continued use of our products and services constitutes acceptance of any changes.
Where can I find more information or ask additional questions?
For more information or assistance, please visit our website at www.nexgencomputing.co.za or contact us at support@nexgencomputing.co.za.
How does NexGen Computing handle shipping and delivery?
Orders are processed promptly, with delivery details provided at checkout. Tracking information will be emailed once your order ships.
What is the return and refund policy?
Refunds are typically issued for defective or incorrect items within 14 days of receipt. For detailed information, please refer to our Refund Policy.
Is my payment information secure?
Yes, all payments made on our site are processed securely on our domain using industry-standard security measures. Sensitive data, such as credit card numbers, are processed by PCI-compliant payment processors like Yoco, Paystack, and Peach Payments.
