Feature: 1. SUPERIOR PERFORMANCE: The wireless HD Multimedia Interface transmitter and receiver make connecting easy, starting to connect automatically in less than 10 seconds. Plug and play, no need to worry about drivers or manual pairing, and the powerful long range signal penetrates wall, allowing you to enjoy a wider range of streaming possibilities. 2. LOW LATENCE, STABLE TRANSMISSION: Built in 5GHz transmission standard technology ensures ultra low latency and stable transmission. With a range of up to 98 feet/30 meters and ultra low latency (almost real time), experience uninterrupted live streaming. Whether you're in a business meeting, education, or home entertainment, you'll get superior transmission performance. 3. 4K DECODING, FULL HD 1080P: Enjoy HD 1080p video and synchronized sound. Features advanced automatic encoding and decoding for impeccable video and sound quality. Compression free, artifact free video for low latency, tear free video playback over a direct HD Multimedia Interface signal connection. 4. PORTABLE DESIGN: The wireless HD Multimedia Interface transmitter and receiver feature a portable design that lets you enjoy streaming anywhere. No apps or drivers to download, no WiFi connection required, just plug in and connect for fluent HD 1080p video and sound playback. Experience the convenience and flexibility of showcasing your work or enjoying entertainment anytime, anywhere. 5. CAUTIONS: Before using the product, please read this manual carefully to ensure proper understanding of the connections.TX (Transmitter) and RX (Receiver) are labeled on the face of the product, so please do not link them incorrectly. In addition, the wireless HD Multimedia Interface transmitter and receiver are not compatible with smartphones. If your computer does not provide sufficient power or an HD Multimedia Interface port, connect the transmitter to an adapter or micro power port (5V 2A) to optimize performance. Specification: Item Type: Wireless HD Multimedia Interface Wireless Transmitter Receiver Material: ABS Support Protocol: HD Multimedia Interface 1.4; HDCP 1.4 Wireless Standard: 802.11a n Operating Temperature: -5℃-70℃ Maximum Resolution: 3840x2160P 300Hz Transmission Distance: Accessible 1920x1080p Approx. 30m/98.4ft Transmission Distance: Accessible 3840x2160p Approx. 20m/65.6ft Wireless Transmission Frequency: 5GHz. Package List: 1 x Transmitter1 x Receiver2 x HD Multimedia Interface Cable2 x USB Cable1 x HD Multimedia Interface Adapter 1 x Instruction Manual