wireless hdmi transmitter and receiver

COFDM HD Wireless composite Video Transmitter 1080P CVBS SD 720P

Selling Points

1～2W RF output;

HD 1080P, SD720P composite CVBS in

H.264/MPEG-2;

Delay <500ms;

100mm×43mm×10mm, 0.2kg

Product Feature

Working frequency can be adjusted from 170MHz ~ 930MHz

Video Audio interface: HDMI digital interface and analog CVBS composite inputs (_SDI input is coming soon)

High quality digital video processing and H.264 / MPEG-2 video codec, HD quality

Very short coding delay of 500 milliseconds

High-speed mobile and multi-path interference stable transmission of images, video

Powerful NLOS capability

Having space diversity reception

With encryption

Default 1W transmit RF power, Develop different 1~2W

According to customer requirements, OEM or ODM is customized

Specification

Working frequency	170MHz ~ 900MHz, be customized
Modulation method	COFDM
RF Output power	1~2W, can develop more power
Bandwidth	6/7/8MHz
Encryption	AES / AES2 / DES / DES2
guard interval	1 / 32,1 / 16,1 / 8,1 / 4
Technical standards	H.264 / MPEG-2
Video stream	2Mbps ~ 25Mbps
System delays	<500ms
BER	≤10-6
Transmission distance	1 ~ 10km
Compression format	H.264 / MPEG-2
Video input	HDMI, Analog CVBS video and audio
Audio input	Stereo, Right + Left
Image definition	1080P/I (1920×1080) is compatible with 720P, 480P and SD @ frame rate of 25 frames / sec.
Video input interface	3.5 mm headphone jack, HDMI
Audio input interface	3.5 mm headphone jack, HDMI
Power supply	VCC6V ~ 40V
Dimensions	100mm × 43mm × 10mm (L × W × H)
Weight	0.2kg

Wireless HDMI Transmitter and Receiver – COFDM HD Wireless Video System

Our COFDM HD wireless HDMI transmitter and receiver is a professional-grade video transmission solution designed for applications that demand high-quality, low-latency, and long-distance video communication. Supporting multiple video formats, including HDMI digital input and CVBS composite analog input, this system provides exceptional flexibility for integration into a wide range of industries such as UAVs, public safety, law enforcement, broadcasting, and industrial inspection.

Equipped with H.264/MPEG-2 video compression technology, robust COFDM modulation, and RF output power up to 2W, this device ensures stable video transmission even in challenging environments with multipath interference or non-line-of-sight (NLOS) conditions. Its compact form factor, light weight, and versatile power supply make it ideal for both mobile and fixed applications.

Key Selling Points

1–2W RF output power for strong and stable transmission
Supports HD 1080P and SD 720P CVBS composite input
Advanced H.264/MPEG-2 video codec for efficient bandwidth use
Ultra-low latency (<500ms) for near real-time applications
Compact size: 100mm × 43mm × 10mm, weight only 0.2kg
Durable build with wide power supply range (6V–40V)

Product Features

Adjustable Frequency Range
- Operates from 170MHz to 930MHz, allowing flexible frequency planning across different environments and regulatory conditions.
Versatile Video Input Options
- Accepts both HDMI digital and analog CVBS composite inputs.
- SDI input option coming soon, ensuring compatibility with professional broadcast equipment.
High-Quality Video Processing
- Incorporates advanced H.264/MPEG-2 compression for efficient data transmission without sacrificing image clarity.
- Supports resolutions from SD to Full HD 1080P/I (1920×1080), compatible with 720P, 480P, and standard definition formats.
Low Latency Performance
- Designed for real-time monitoring applications, this system delivers sub-500ms end-to-end delay, ensuring smooth and responsive operation.
Robust Transmission in Complex Environments
- Powered by COFDM modulation, the device provides superior performance under NLOS (Non-Line-of-Sight) conditions and resists multipath interference, making it suitable for urban, forested, or mountainous areas.
Space Diversity Reception
- Improves reliability by using multiple antenna inputs to mitigate signal fading and enhance stability during long-distance transmission.
Strong Security with Encryption
- Supports multiple encryption standards such as AES/AES2 and DES/DES2, ensuring secure video communication and preventing unauthorized access.
Customizable RF Power
- Default output is 1W, but it can be developed up to 2W or more depending on customer requirements.
- OEM and ODM customization available to meet specific project needs.
Lightweight and Compact
- At only 0.2kg and 100mm in length, this system is highly portable and easy to integrate into UAVs, vehicles, or handheld equipment.

Technical Specifications

Working Frequency: 170MHz – 900MHz (customizable upon request)
Modulation: COFDM
RF Output Power: 1–2W (expandable for special applications)
Bandwidth Options: 6/7/8MHz
Encryption Standards: AES / AES2 / DES / DES2
Guard Interval: 1/32, 1/16, 1/8, 1/4
Video Compression: H.264 / MPEG-2
Video Bitrate: 2Mbps – 25Mbps
System Latency: <500ms
BER (Bit Error Rate): ≤10⁻⁶
Transmission Range: 1–10km (depends on power, antenna, and environment)
Supported Resolutions: 1080P/I, 720P, 480P, SD @ 25fps
Video Input Interfaces: HDMI, 3.5mm CVBS (composite video/audio)
Audio Input: Stereo (L+R channels) via 3.5mm or HDMI
Power Supply: VCC 6V – 40V
Dimensions: 100mm × 43mm × 10mm
Weight: 0.2kg

Applications

Unmanned Aerial Vehicles (UAVs/Drones)
- Provides real-time HD video transmission from drones to ground control stations.
- Low latency enables precise piloting, surveillance, and data collection.
Public Safety and Law Enforcement
- Used in police operations, fire departments, and search-and-rescue missions to stream live video back to command centers.
- Enables better situational awareness and quick decision-making.
Military and Defense
- Supports secure communication in tactical operations.
- Ideal for use in armored vehicles, portable reconnaissance systems, or mobile command centers.
Broadcasting and Live Events
- Wireless transmission for sports, concerts, and live television production, where cabling is impractical.
- Maintains broadcast-quality video without signal loss.
Industrial and Commercial Use
- Deployed in oil fields, power line inspection, railway monitoring, and factory operations for safe and efficient monitoring.
- Provides real-time video links over large areas where wired infrastructure is not possible.
Maritime and Remote Environments
- Used on boats, offshore rigs, and remote installations, ensuring stable video connectivity despite interference from harsh weather or terrain.

Advantages of COFDM Wireless Video Transmission

Reliable NLOS performance: Unlike traditional analog transmitters, COFDM ensures stable video even when obstacles block direct line-of-sight.
High mobility support: Works effectively with high-speed platforms such as vehicles, helicopters, and drones.
Strong anti-interference: Handles multipath reflection and interference in dense urban or forest environments.
Flexible customization: Frequency, power output, and encryption can be tailored to customer needs.
Compact integration: Small size and lightweight design make it suitable for portable and airborne applications.

Why Choose Our Wireless HDMI Transmitter and Receiver?

Our solution is not just another wireless video transmitter—it is a professional-grade communication system designed for mission-critical applications. By combining COFDM modulation, H.264/MPEG-2 compression, and robust security encryption, it ensures smooth, secure, and uninterrupted video transmission. Whether your application requires real-time UAV video feeds, tactical surveillance, or professional broadcasting, this system provides the stability, reliability, and quality that your operation depends on.

With OEM and ODM customization, we can adapt the transmitter and receiver to fit your project requirements, whether you need higher RF power, extended frequency bands, or specialized interfaces.

✅ Compact and lightweight for easy integration
✅ Stable transmission in harsh environments
✅ Secure, encrypted communication
✅ Customizable to your project needs
✅ Trusted by professionals in UAV, security, and broadcasting