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01. About CR4

At CR4, we believe
technology should
connect

At CR4, we believe technology should connect — not complicate. Our mission is to deliver smart, reliable, and beautifully designed electronics that make everyday experiences smoother and more enjoyable. Our journey begins with one innovation — the CR4 Wireless HDMI Transmitter & Receiver, created to free you from tangled cables and setup headaches. But this is only the start. New CR4 devices in wireless audio, smart connectivity, and power solutions are already on the way.

Learn more about HDMI and USB-C technology on the official Wikipedia page.

Wireless HDMI

Instant 4K Power

Crystal Clear
Perfect Audio

Vahid

This is such a luxury gadget and makes an amazing gift! I’ve been using it with my laptop and the LED display looks fantastic.

Afsaneh

I’ve been using this with my laptop and it works really well. The video quality is clear, and I had it set up in just a few seconds.

Bryan Warren

I wanted a clean video signal across a large room without running a long cable, and this wireless HDMI system is exactly what I needed.

Vahid

This is such a luxury gadget and makes an amazing gift! I’ve been using it with my laptop and the LED display looks fantastic.

Afsaneh

I’ve been using this with my laptop and it works really well. The video quality is clear, and I had it set up in just a few seconds.

Bryan Warren

I wanted a clean video signal across a large room without running a long cable, and this wireless HDMI system is exactly what I needed.

02. The CR4 Promise

4 Ways to
Radiate Quality

1. Performance *

Stable, low-latency wireless transmission tested for 72 continuous hours.

  • Low-Latency Transmission (~5ms)
  • Rock-Solid Signal Stability
  • 72 Hour Endurance Tested
  • Lossless HD & 4K Quality
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2. Design *

Compact aluminum build with premium finish.
  • Compact & Discreet Form Factor
  • Premium Matte Finish
  • Optimized for Portability
  • Integrated Cable Management
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3. Ease *

Plug-and-play simplicity, no Wi-Fi or apps required.
  • True Plug-and-Play Simplicity
  • No Wi-Fi Network Required
  • App-Free Experience
  • Instant, Hassle-Free Setup
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4. Support *

Compact aluminum build with premium finish.
  • One Year Full Warranty
  • 30 Days Unconditional Return
  • Responsive Human Support
  • Dedicated Troubleshooting Guides
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03. What’s Next at CR4

Smart wireless tech
powering modern life

We’re building an ecosystem of smart, wireless, and power-efficient products to enhance your modern lifestyle. Stay tuned as we continue to expand — from seamless streaming to intelligent home and workspace connectivity.

01

Zero-Lag Video Transfer

Stream video instantly for gaming and presentations.

02

Instant Plug-and-Play

No software, drivers, or Wi-Fi setup needed.

03

Crystal-Clear 4K Quality

Enjoy ultra-high definition video with full detail.
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04

Extended Signal Range

Maintain a strong, reliable connection up to 30 meters.

05

Secure Private Link

Encrypted data transfer without using public networks.

06

Long-Term Endurance Tested

Guaranteed non-stop function after 48 hours of testing.
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