SKU: 19835886577

Grandstream UCM6308 Unified Communication IP PBX

Sale price$8542.48 Regular price$9491.64
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Description

Grandstream UCM6308 Unified Communication IP PBXRevolutionize Your Business Communications The Grandstream UCM6308 is an enterprise grade IP PBX appliance designed to provide a centralized and scalable solution for all your business communication needs. This powerful device unifies voice, video calling, video conferencing, video surveillance, web meetings, data, and mobility on one network, eliminating the need for separate systems and licensing fees. Ideal for large businesses, the UCM6308

Revolutionize Your Business Communications

The Grandstream UCM6308 is an enterprise-grade IP PBX appliance designed to provide a centralized and scalable solution for all your business communication needs. This powerful device unifies voice, video calling, video conferencing, video surveillance, web meetings, data, and mobility on one network, eliminating the need for separate systems and licensing fees. Ideal for large businesses, the UCM6308 empowers you to take control of your communications with a feature-rich and secure platform.

Unparalleled Capacity and Performance

Engineered for high-demand environments, the UCM6308 supports up to 3000 users and can handle up to 450 concurrent calls. It features an integrated conference bridge that can host up to 300 participants in an audio conference and up to 8 rooms with 60 participants for 1080p Full HD video conferencing. This ensures seamless collaboration whether your team is in the office or working remotely.

Advanced Features for Modern Businesses

The UCM6308 is packed with advanced features to enhance your productivity and streamline your workflows. It includes a built-in web meetings and video conferencing solution, allowing employees to connect from their desktops, mobile devices, and IP phones. The system also offers an API for integration with third-party CRM and PMS platforms, enabling you to create a truly customized and integrated solution. With features like an auto attendant with up to 5 levels of interactive voice response, call recording, and a comprehensive set of telephony functions, the UCM6308 is a complete communication powerhouse.

Robust Security and Reliability

Grandstream prioritizes the security of your communications. The UCM6308 is equipped with enterprise-grade security features, including secure boot, unique certificates, random default passwords, and SRTP encryption to protect your calls and accounts. It also features an integrated NAT router and supports both router and switch modes for flexible network integration.

Seamless Connectivity and Management

The UCM6308 offers a variety of connectivity options with 8 FXS ports for analog telephone lines and 8 FXO ports for PSTN lines. It also includes three Gigabit auto-sensing RJ45 network ports with integrated PoE+ for easy deployment. For simplified management, the UCM6300 series can be managed through the Grandstream Device Management System (GDMS), which allows for cloud-based setup, monitoring, and administration.

Core Functionality
Users 3000
Concurrent Calls 450
Max Concurrent SRTP Calls 300
Audio Conference Up to 300 participants
Video Conference Up to 8 rooms and 60 parties at 1080p Full HD
Interfaces
FXS Ports 8 x RJ11
FXO Ports 8 x RJ11
Network Interfaces 3 x Gigabit auto-sensing RJ45 ports with integrated PoE+
Peripheral Ports 2 x USB 3.0, 1 x SD Card slot
Voice and Video Capabilities
Audio Codecs Opus, G.711u/a, G.722, G.722.1, G.722.1C, G.723.1, G.726-32, G.729A/B, iLBC, GSM
Video Codecs H.264, H.263, H.263+, H.265, VP8
Fax Over IP T.38
Physical Properties
Display 320x240 color LCD with touch screen
Mounting Rack mountable, Wall mountable
Dimensions (H x W x D) 1.8 in x 19.1 in x 7.4 in
Weight 5.62 lbs
Operating Temperature 32 - 113ºF / 0 ~ 45ºC
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 19835886577

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4.4 ★★★★★
Based on 19 reviews
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J
Verified Purchase
J. saroukhan
Alexandria, US
★★★★★ 5
Well made , gym quality
Style: 10 Pound, Pair
Color is nice and bright . The weights grips are good they do not slip . Prices reflect quality
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 29, 2026
K
Verified Purchase
Kim Wood
Natrona Heights, US
★★★★★ 5
Good purchase
Style: 3 Pound, Pair
These are just the right weight for me to start gaining muscle back in my arms, after a large weight loss. They are of good quality, they are covered in a nice rubber like coating that is soft to the touch. They are small enough that i can take them with me when I travel. My dog has got hold of them a couple times and played with them, and they held up just fine without any damage.
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Reviewed in the United States on April 28, 2026
K
Verified Purchase
Ky Mogg
Alexandria, US
★★★★★ 5
Solid, grippy, and they don’t roll away!
Style: 10 Pound, Pair
I bought these because I’m finally trying to build a consistent home workout routine and didn't want to drop a fortune on name-brand weights. I’ve been using this 10lb pair for about a month now for everything from overhead presses to lunges, and honestly, they’re exactly what I was looking for. The Pros: • That Neoprene Grip: The coating is fantastic. Even when my hands get pretty sweaty halfway through a workout, I don’t feel like I’m going to drop them. It’s a much "softer" feel than cold metal or hard plastic. • The Hex Shape: This is a small detail that makes a huge difference. Since the ends are hexagonal, they don't roll across the floor when I set them down between sets. They also stay put if I’m using them for "renegade rows" or floor work. • Compact Size: They aren’t bulky. I can easily shove them under my bed or in the corner of the closet when I’m done. • No Weird Odor: I was worried they might smell like a tire factory (which happens with some rubber-coated weights), but these had almost no scent right out of the box. The Cons: • Handle Diameter: The handles are a little on the thicker side. I have medium-sized hands and it’s fine, but if you have very small hands, they might feel a bit chunky to wrap your fingers all the way around. • Color Scuffs: The navy blue looks great, but if you clank them together or drop them on concrete, the coating can scuff or show dust pretty easily. The Verdict: If you just need a reliable set of weights for HIIT, Pilates, or general strength training, these are a no-brainer. You're basically getting gym-quality equipment for a fraction of the price. I’ll probably be back for the 15lb set in a few months!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 27, 2026
D
Verified Purchase
Diamond Butterfly
Lowell, US
★★★★★ 5
Love my mat!
Color: Pink, Style: 1/2 Inch
I’m new to stretching and recovery classes, and there is a lot of floor work. I was using the gym mats, but my knees, lower back, and glutes were hurting from being on the floor. This mat is the perfect thickness and feels wonderful during floor exercises. It gives me the extra cushion I need without being difficult to use. It’s also lightweight, durable, easy to clean, and easy to roll up for transport. The pink makes me smile. That said , the mat makes the classes more enjoyable.
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Reviewed in the United States on May 2, 2026
R
Verified Purchase
RA
Lexington, US
★★★★★ 5
Great value
Color: Aqua, Style: 1-Inch
Perfect exercise mat. It is nice and thick, and comfortable to kneel and lay on. Can't comment on durability, but so far, so good. Recommended.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 14, 2026

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