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Based on price data from 2 merchants for "Hollyland Cosmo C2 Wireless Video Transmission System". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.

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Description

Experience seamless video production with the Hollyland Cosmo C2 Wireless Video Transmission System. Engineered for high-level productions, this system offers unmatched transmission range of up to 3,000 feet, ensuring you stay connected whether in a studio or out in the field. With the power of HEVO 2.0 technology, frequency interference is a worry of the past, allowing for uninterrupted, crystal-clear video streams.

The Cosmo C2 system includes two transmitters and one receiver, each integrating effortlessly with your existing setup. It supports HDMI and SDI inputs, making it versatile for varied professional filming environments. The low latency of just 33ms guarantees a real-time, high-quality video feed that's perfect for live events or dynamic shoots. With onboard UVC and RTMP streaming capabilities, you can easily stream directly to platforms like YouTube and Twitch, expanding your audience reach instantly.

Adding to its flexibility, the Cosmo C2 features adaptable power options with both L-series and V-mount battery plates, perfect for mobile or on-the-go shoots. Its lightweight design and comprehensive mounting options ensure that it won't weigh you down, so you can focus on capturing impeccable videos without the hassle.

Key Features:

  • Transmits 1080p60 video up to 3,000 feet with line-of-sight
  • HEVO 2.0 technology for seamless frequency hopping
  • Supports HDMI/SDI inputs and outputs
  • Low 33ms latency for real-time video monitoring
  • Onboard UVC and RTMP streaming capabilities
  • Versatile power options with L-series and V-mount battery plates
  • Lightweight and easy to integrate into existing setups

Product specs

Type Cosmo C2 Wireless Video System, Reciever/Dual Transmitter Set
Compatibility NDI/UVC/RTMP Streaming
Connectivity HDMI, BNC (3G-SDI), USB-C 2.0, RJ45 (ethernet)
Features 3000' Line of Sight Range
Included Hardware Hardshell Case
Power Source AC Power Adapter (included), NP-F Battery/V-mount Battery (sold separately)
Mounting Options Cold Shoe Adpater (included)
Height Transmitter: 4.51", Receiver: 5.59"
Width Transmitter: 2.71", Receiver: 3.43"
Depth Transmitter: 1.39", Receiver: 1.3"
Weight Transmitter: 7.4 oz, Receiver: 15.52 oz
Hollyland Technology

Hollyland Technology

Introducing Cosmo C2 | Redefine Reliability

Video thumbnail for Introducing Cosmo C2 | Redefine Reliability by Hollyland Technology

Introducing Cosmo C2 | Redefine Reliability

Hollyland Technology

Hollyland Technology

Video thumbnail for 2 TX : 1RX - The New Hollyland Cosmo C2 by Another Camera Channel

2 TX : 1RX - The New Hollyland Cosmo C2

Another Camera Channel

Another Camera Channel

Video thumbnail for Hollyland Cosmo C2 Wireless Video System First Look by Newsshooter

Hollyland Cosmo C2 Wireless Video System First Look

Newsshooter

Newsshooter

Reviews

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Hollyland Cosmo C2 Wireless Video Transmission System.

Comparisons

  • Users report that Hollyland Mars models experience dropouts when used on gimbals, while DJI systems are preferred for their stable performance in mobile applications.

    Source

Use cases and applications

  • Hollyland Mars and Pyro kits are favored for stationary setups, while DJI gear is recommended for roving cameras and gimbals due to better reliability.

    Source

User experience

  • Owners have experienced issues with line of sight (LOS) when using Hollyland Mars models in crowded environments, leading to quick signal dropouts.

    Source
  • Users report that the signal loss behavior on the Cosmo C1 is consistent, showing the "Hollyland" logo each time the connection drops.

    Source

Features and functionality

  • The Hollyland Syscom is suggested for multi-camera setups, although it's noted that for a single camera setup, other models might suffice.

    Source
  • The Cosmo C2 allows customization of signal loss behavior, showing either the last frame or a user-defined image when the signal drops.

    Source

Software and compatibility

  • A firmware update for the Cosmo C2 reportedly changes how the device handles signal loss, potentially offering more stable performance.

    Source

Setup and maintenance

  • Adjusting the freeze image option in the Cosmo C1 may require navigating a confusing menu interface, as it might appear enabled when it's not.

    Source

Critic Reviews

Hollyland Cosmo C2 Review - Newsshooter

newsshooter.com

The Hollyland Cosmo C2 Wireless Video Transmission System brings solid build quality and versatile features to the table, making it an attractive choice for multi-camera setups. Its standout feature is the dual TX to single RX capability, which is great for broadcast applications. The system boasts an impressive 3,000ft line-of-sight range and supports both SDI and HDMI. However, latency remains a concern, particularly for those needing precise focus, with tested delays exceeding the claimed 40ms. While its real-world performance in terms of stability and ease of use is commendable, the size and weight might not suit smaller cameras. Overall, it's a good, mid-range option for those prioritizing range and dual-input functionality over ultra-low latency.

Hollyland Cosmo C2 Solves Wireless Video Transmission Woes | PetaPixel

petapixel.com

The Hollyland Cosmo C2 tackles common wireless video transmission challenges with its robust 3,000-foot range and ultra-low 33ms latency, ensuring smooth, glitch-free streaming. Its dual-transmitter, single-receiver setup minimizes cable clutter and improves synchronization, enhancing workflow efficiency. However, at a price of $1,299 for the full kit, it's a hefty investment that may not be justifiable for all users, particularly those with less demanding needs. While it excels in seamless, interference-free streaming, its premium cost could be a hurdle for budget-conscious buyers.

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