4K Wireless HDMI Extender 50M Transmitter and Receiver – Upgraded Antenna & Imported Chip for Stable Long-Distance Transmission
Procurement managers in consumer electronics and AV integration face recurring challenges with cable-based HDMI extensions: high installation costs, long lead times for custom cabling, signal degradation over distance, and inflexible deployment in conference rooms, training facilities, or home entertainment setups. This 4K Wireless HDMI Extender addresses these pain points with a cost-effective, plug-and-play solution that delivers reliable HD audio-video transmission without Wi-Fi or internet dependency, enabling faster project turnaround and reduced total ownership costs.
Core Features and Business Benefits
Wireless HDMI Transmission Protocol: Built-in dedicated wireless protocol transmits uncompressed HDMI video and audio signals directly between transmitter (TX) and receiver (RX). Eliminates the need for expensive HDMI cables or network infrastructure, reducing material and labor costs while simplifying deployment in large venues or temporary setups.
4K@30Hz Resolution Support: Compatible with HDMI 1.4 and HDCP 1.2; supports up to 4K@30Hz and 1080p@60Hz for sharp, fluid visuals. Ensures compatibility with modern sources and displays used in video conferencing, business presentations, and digital signage.
Upgraded Antenna & Imported Chip: Enhanced antenna design combined with premium chipset provides longer transmission range and superior signal stability compared to standard models, minimizing dropouts and ensuring consistent performance in real-world environments.


Low-Latency & Smooth Playback: Efficient data transfer with built-in automatic balance system delivers fluent, clear, and stable images. Ideal for dynamic content in online learning, education training, gaming, and live speeches where synchronization matters.
ESD Protection & Reliability: Integrated electrostatic discharge (ESD) protection circuit safeguards the unit against electrical surges, enhancing product longevity and reducing field failure rates.
Plug-and-Play Installation: No software, drivers, or complex configuration required. Connects in seconds, accelerating installation timelines and lowering technical support demands for integrators and end-users.
Technical Specifications
|
Parameter |
Specification |
|
Product Name |
4K 50M Wireless HDMI Video Transmitter and Receiver |
|
Color |
Silver |
|
Material |
PVC |
|
Input |
1 × HDMI |
|
Output |
1 × HDMI |
|
Resolution |
4K@30Hz, 1920×1080@60Hz |
|
HDMI Version |
HDMI 1.4 (4K Version) |
|
HDCP Compliance |
HDCP 1.2 |
|
Transmission Technology |
Built-in wireless protocol (no Wi-Fi or internet required) |
|
Additional Features |
Upgraded antenna, imported chip, automatic balance system, ESD protection |
|
Installation |
Plug and Play |
|
Certifications |
CE, FCC, ROHS |
|
Warranty |
1 Year |
|
Application |
Video conferencing, home entertainment, online learning, business presentations, education & training, gaming |
OEM/ODM Supply Chain Capabilities
As a direct manufacturer of wireless HDMI products, we maintain full vertical integration from component sourcing and PCB assembly to final testing and packaging. Our production lines support flexible OEM/ODM services, including custom branding, firmware adjustments, antenna optimizations, and packaging configurations to meet specific regional or client requirements.
We implement strict quality control systems aligned with international standards, including incoming material inspection, in-process testing, and 100% final functional verification for signal stability and resolution compliance. With dedicated R&D resources focused on antenna design and chipset integration, we continuously refine transmission performance and reliability.
Frequently Asked Questions
Q: What is the typical transmission distance of this 4K Wireless HDMI Extender?
A: Performance varies by environment. In line-of-sight conditions with the upgraded antenna and imported chip, the unit achieves stable transmission suitable for most conference rooms and medium-sized venues. Actual range depends on obstacles, interference, and resolution; we recommend site testing for critical installations.
Q: Does this extender require an existing Wi-Fi network or internet connection?
A: No. It operates on its built-in wireless transmission protocol independent of Wi-Fi or LAN, providing a dedicated point-to-point link that avoids network congestion and security concerns common in corporate environments.
Q: Is the unit compatible with HDCP-protected content?
A: Yes. Both 4K and 1080p versions support HDCP 1.2, ensuring seamless playback from protected sources such as set-top boxes, Blu-ray players, or conferencing systems.
Q: What resolutions are supported for business and education applications?
A: The 4K version handles 4K@30Hz and 1920×1080@60Hz, while the 1080p version supports up to 1920×1080@60Hz. These cover the majority of presentation, training, and streaming needs with smooth frame rates.
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