Features & Benefits
- Wirelessly transmit up to 1080p60 video
- Low 40ms latency
- Up to 1000' line-of-sight transmission range
- Multiple input and output options (HDMI, SDI)
- SDI loop-through output available
- Two SDI outputs and one HDMI output on receiver
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Hollyland Cosmo C1 Wireless SDIHDMI Video Transmission System
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Transmit up to 1080p60 video with 40ms low latency up to 1000' line-of-sight.
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What Stands Out
Wireless Transmission
Experience long-range wireless video transmission with minimal latency, allowing for seamless broadcasts and professional-quality recordings without the limitations of traditional wired setups.
Dual Outputs
Supports both SDI and HDMI outputs, making it versatile and compatible with various professional video equipment, providing flexibility for different production environments.
User-Friendly Setup
Quick and easy to set up, designed for both beginners and professionals, ensuring that users can focus on their production without technical distractions.
Product Details
- Hollyland Cosmo C1 wireless transmission system for up to 1080p60 video
- Transmits HDMI/SDI inputs up to 1000' line-of-sight
- Low 40ms latency with HDMI or dual SDI outputs
- Transmitter features one HDMI input, one SDI input, and one SDI loop-through output
- Receiver offers two SDI outputs and one HDMI output
- Ideal for professional video production and live events
| Product Dimensions (L x W x H) | 8.66 x 8.66 x 8.66 inches (22 x 22 x 22 cm) |
| Item Weight | 3.96 pounds (1.8 kg) |
| Item model number | HL-Cosmo C1 |
| Date First Available | January 20, 2022 |
| Manufacturer | Hollyland |
Who Should Buy?
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Content Creators
Ideal for filmmakers and videographers needing a reliable wireless transmission for live events and on-set filming.
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Live Streamers
Perfect for broadcast professionals looking to enhance their live streaming quality and eliminate cable clutter.
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Event Planners
Great for event coordinators who require seamless video feeds for conferences, weddings, and presentations without restrictive wires.
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Budget Users
Not suited for those on a tight budget, as the system may come with a higher price point than alternatives.
Product Description
Hollyland Cosmo C1 Wireless SDIHDMI Video Transmission System
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is the Cosmo C1 Wireless SDI/HDMI Video Transmission System?
Answer: The Cosmo C1 Wireless SDI/HDMI Video Transmission System is a professional-grade device designed to transmit video signals wirelessly from cameras to monitors or recording devices. With a range of up to 1,000 feet, it provides a reliable connection without the hassles of cables. Ideal for live events, television production, and filmmaking, this system supports uncompressed video, ensuring high-quality transmission suitable for professional applications. -
Question:
What video formats does the Cosmo C1 support?
Answer: The Cosmo C1 supports both SDI and HDMI video formats, allowing compatibility with a wide range of professional cameras and video equipment. It successfully transmits standard and high-definition resolutions, making it versatile for various production needs. Whether you're shooting in HD, 4K, or any other format, this system accommodates multiple settings, ensuring that you can achieve exceptional video quality across different projects. -
Question:
How does the Cosmo C1 achieve low latency transmission?
Answer: The Cosmo C1 is engineered to minimize latency, typically achieving response times around 0.1 seconds. This is crucial for live broadcasts and real-time applications where timing is essential. By utilizing advanced encoding techniques and a robust wireless protocol, it effectively reduces lag, allowing for seamless integration into any production setup. Use it for live events or remote broadcasts, and experience real-time video feedback without noticeable delays. -
Question:
Is the Cosmo C1 suitable for outdoor use?
Answer: Yes, the Cosmo C1 is designed for both indoor and outdoor environments. It features durable construction to withstand various conditions and operates effectively even in sunny or windy situations. For outdoor shoots, the reliable transmission range ensures that you maintain a strong signal despite environmental obstacles. This setup is perfect for sports events, outdoor festivals, or any scenario where mobility and range are a priority. -
Question:
What is the maximum transmission range of the Cosmo C1?
Answer: The Cosmo C1 boasts an impressive transmission range of up to 1,000 feet under optimal conditions. This extensive range allows users to set up their cameras in one location while monitoring the feed from a comfortable distance. This is especially beneficial for live events or large productions where distance from the action is necessary, ensuring you capture every moment without being tethered by cables. -
Question:
Can the Cosmo C1 transmit audio along with video signals?
Answer: Yes, the Cosmo C1 transmits both audio and video signals simultaneously, ensuring a comprehensive transmission experience. This dual capability streamlines production workflows and eliminates the need for separate audio systems, providing a more organized setup. You can use the Cosmo C1 effectively in interviews, live performances, or any situation where synchronized audio and video are essential. -
Question:
How is the Cosmo C1 powered?
Answer: The Cosmo C1 can be powered using both AC adapters and battery options, enhancing its versatility. The option to use batteries is particularly beneficial for on-location shoots where power sources may be limited. By providing various power solutions, it caters to diverse shooting environments, making it an excellent choice for filmmakers who work in dynamic settings and require reliable power options at all times. -
Question:
Is the Cosmo C1 compatible with all cameras?
Answer: The Cosmo C1 is compatible with a wide range of cameras, especially those that have HDMI or SDI outputs. This includes professional DSLRs, camcorders, and cinema cameras, making it versatile for different types of production setups. Before purchase, it's advisable to verify your camera's output type for perfect compatibility, ensuring that you can utilize the system effectively for your specific filming scenario. -
Question:
Does the Cosmo C1 come with a receiver and transmitter?
Answer: Yes, the Cosmo C1 kit includes both a transmitter and a receiver, making it ready for immediate use. The transmitter connects to your camera while the receiver connects to your monitoring equipment, providing a complete package for video transmission. This straightforward setup allows for quick deployment, enabling filmmakers and videographers to focus on their creative work rather than technical hassles. -
Question:
Where can I buy the Cosmo C1 Wireless SDI/HDMI Video Transmission System in New Zealand?
Answer: You can purchase the Cosmo C1 Wireless SDI/HDMI Video Transmission System through Ubuy, which offers a wide selection of electronics and professional video equipment. Their online platform provides easy navigation and comprehensive details on the product, making it a convenient place to shop for your video transmission needs.
Hollyland HL-Cosmo C1 Editorial Review
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Pros
- Excellent video quality
- Reliable wireless transmission
- User-friendly setup
- Long transmission range
- Lightweight and portable design
Cons
- Limited battery life.
Platform Trust & Buyer Confidence
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Ranee
Verified buyer
“Paint ordered from USA, u buy got the product to me in New Zealand in approx a week”
22 July 2026 · via Trustpilot
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NordVPN
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“very speedy delivery,tracking info was superb-best experikence ever!!!”
24 June 2026 · via Trustpilot
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Nicholas
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“Love what I received and ordered found that usa clothes are more better quality and look better than the same clothes in my country but are harder to find here recommend ubuy 100%”
22 June 2026 · via Trustpilot
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Dneah
Verified buyer
“Product came earlier than expected (shipped from US to NZ), in about 3 weeks. No damages and product was exactly as advertised!”
15-Jul-26 · via Trustpilot
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Tania
Verified buyer
“Easy to order, easy to track and the product is great to use. Also, the person-to-person (not automated) phone call I got to confirm that I'd received the item was wonderful ??”
11-Jul-26 · via Trustpilot
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