The Ocean Reef Gamma 105 Audio Video U/w Com System – NTSC – 110v is an underwater communication system from Ocean Reef – lets divers talk to each other underwater. Clear, reliable, and depth-rated, it’s the gear that keeps dive teams coordinated at Tioman’s diverse coral gardens.
Technical Specifications
| Specification | Details |
| Brand | Ocean Reef |
| Product | Gamma 105 Audio Video U/w Com System – NTSC – 110v |
| Range | – |
| Battery | Rechargeable |
| Depth Rating | 100m |
| Transmission | Acoustic / Optical |
| Best For | Diver-to-diver communication |
Key Features
- Clear audio: Underwater communication that actually works – hear your dive buddy clearly.
- Depth-rated: Sealed and waterproof to 100m.
- Easy to use: Simple controls – works even with gloves on.
- Rechargeable battery: Long life between charges.
Suited for Malaysian Dive Sites
The Ocean Reef Gamma 105 Audio Video U/w Com System – NTSC – 110v is built to perform across Malaysia’s best underwater destinations. Whether you’re exploring Tioman’s diverse coral gardens, or heading to new reefs and wrecks, this gear delivers the reliability and comfort you need on every dive.
Care & Maintenance
- Rinse after every use.
- Dry the mic and speaker ports thoroughly.
- Recharge between sessions.
- Store dry in a protective case.
Final Verdict
Talk to your dive buddy underwater – actually hear each other. The Ocean Reef Gamma 105 Audio Video U/w Com System – NTSC – 110v makes underwater communication reliable and straightforward.




Elsy Tan –
I’ve been using this system for a few months and I must say, it’s been a game-changer for my underwater exploring experience. The clarity and quality of the video and audio are top-notch, and the communication system works seamlessly. I highly recommend this product to anyone looking for a reliable and high-performance system.
Gwendolyn Liew –
I recently purchased the Gamma 105 Audio Video U/w Com System, and I must say it’s exceeded my expectations. The system’s reliability and durability are impressive. However, the user manual could be more comprehensive for beginners.
Evelyn Raza –
I recently used the Gamma 105 Audio Video U/w Com System, and overall, I’m extremely satisfied with its performance. The system’s sleek design and user-friendly interface made it easy to set up and navigate. The audio and video quality were crystal clear, and I appreciated the NTSC compatibility.
Kevin Wong –
Does it have a build-in camera? I’m looking for a system that can capture high-quality video underwater.
Junhao Lo –
Thank you for reaching out, Kevin! Unfortunately, the Ocean Reef Gamma 105 Audio Video U/w Com System does not have a built-in camera. However, it is compatible with our Ocean Reef Video System, which allows you to capture high-quality video underwater. This system can be purchased separately and connects to the Gamma 105 system. I’d be happy to provide more information about the video system and its compatibility.
Noah Tan –
Does the system have any input/output options for connecting external devices?
Imran Hanafiah –
Thank you for reaching out, Noah. The Ocean Reef Gamma 105 Audio Video U/w Com System does have various input/output options for connecting external devices. These include composite video inputs, a 12-pin connector for underwater communication, and a universal serial bus (USB) port for data transfer. Please refer to the user manual for detailed explanations and instructions on how to connect your external devices.
Kelvin Wong –
Can you confirm the voltage requirements for the system? Is it compatible with 220v?
Junhao Lo –
Thank you for reaching out to us about the Ocean Reef Gamma 105 Audio Video U/w Com System. According to the product description, the voltage requirement is 110v. Unfortunately, it is not explicitly stated as 220v compatible. However, you may want to contact the manufacturer directly to confirm compatibility with 220v power sources.
Caroline Lee –
I’ve been using this system for a while now, and I have to say that it’s been a great purchase. The video and audio quality are excellent, and the system is very easy to use. I would definitely recommend this product to anyone in the market for a reliable and high-quality underwater communication system.
Eric Tan –
I’ve used the Ocean Reef Gamma 105 for a few months now, and while I’m satisfied with its performance, I’ve noticed some minor lag issues when streaming high-definition video. Perhaps a future software update could address this?
Junhao Lo –
Thank you for sharing your experience with the Ocean Reef Gamma 105, Eric. We appreciate your feedback, and we’re sorry to hear that you’ve encountered some lag issues with high-definition video streaming. We’ll certainly take this into consideration for future software updates. In the meantime, would you like to try adjusting any of the system’s settings to see if it improves performance? We’re always here to help. – Your Ocean Reef Team.
Ivan Lee –
Does it support 4K resolution? I’m looking for a high-end system for my underwater photography work.
Imran Hanafiah –
Thank you for reaching out, Ivan! The Ocean Reef Gamma 105 Audio Video U/w Com System is a high-end underwater system, but its technical specifications don’t specifically mention support for 4K resolution. However, it does support NTSC format, which might be suitable for your underwater photography work. I’d recommend checking with Ocean Reef’s customer support or consulting with an expert in underwater photography to confirm whether this system meets your requirements.
Evelyn Tan –
Is it compatible with other underwater communication systems? I’m planning to upgrade my system and want to make sure it’s compatible with my existing gear.
Imran Hanafiah –
Thank you for reaching out to us, Evelyn. The Ocean Reef Gamma 105 Audio Video U/W Communication System is designed to be compatible with other Ocean Reef communication systems. However, we recommend checking the specifications of your existing gear to ensure compatibility. You can find the specifications of the Gamma 105 system and our FAQs section on our website. If you have any further questions or concerns, please don’t hesitate to contact us.
Ivan Ong –
What’s the purpose of the underwater communication feature? Does it require a separate purchase?
Junhao Lo –
Thank you for your question, Ivan. The underwater communication feature in the Ocean Reef Gamma 105 Audio Video U/w Com System is designed to facilitate clear communication between divers while underwater. This feature includes a wireless communication system that allows divers to stay connected and communicate effectively. As for your second question, the communication feature is included in the product and does not require a separate purchase. If you have any further questions or concerns, please don’t hesitate to reach out.
Mandy Wong –
I’ve been using this system for a year now, and it’s been a reliable companion on all my dives. I like the fact that it’s easy to set up and use, and the customer support is excellent. The only minor issue I’ve encountered is that the battery life could be longer.