50m (pls use this product without any barriers) Receiver Distance: max. 10m(Wireless Mode) Power supply: 5V 2A(Not included DC5V Power adapter) Color: Black Size: 127x67x18mm Features: 1. 4K Ultra HD Resolution: wireless HDMI transmitter and receiver supports video resolution up to 4K and more resolutions(1080P full HD/720P), Built-in chip can prevent delay and lag caused by signal interference, you can enjoy clear and vivid images in a large screen. This Product is perfect for learning, business meeting, family party and playing games and gives you a great screen experience. Powerful function: Wireless HDMI adapters support stream HD 4K 3D movies, TV shows, video, games, presentations wirelessly from your Laptop, PC, Mac, Smartphone, PS4/5, Switch, Satellite Box, HDSLR Camera to HDTV, Projector or Monitor. Plug & Play: No drive or APP needed, without messy wires, it’s easy to connect and pair TV and will not affect other wireless devices, Wirelessly mirror and share all contents on the big screen, include: pictures, videos, online game, online movies, web browsing, online shopping, documents and more. High-Quality Transmission: In an open field, The distance of the wire 5. HDMI-compatible+VGA Dual kinds of Output optional: HDMI-compatible and VGA output opitonal, and designed with a 3.5mm jack for audio seperately. Transmitted signal is very clear, audio sync transfer, support up to full HD 1080p 60Hz resolutions Installation steps: Step 1: Plug the transmitter into the HDMI or VGA port of your device (laptop, PC, satellite box, game console, DSLR camera) Step 2: Connect the receiver to the desired screen through the HDMI or VGA port (You need to prepare Type-C cable and 5V/2A charger for the receiver), then press the play button. Solution to the overclocking prompt on the screen of the connected receiver. Package Lists: 1x Transmitter 1x Receiver 2x Type C USB Power Supply Cable(Not included DC5V Power adapter) 1x HDMI cable 1x User Guide. We recommend that you try again after 3-4 days. Always believe we can figure things out with communication, if it comes to return, the pacakge must be intact and the same as you receive. We will reply you ASAP. We strive to answer all questions and resolve any problems as quickly as possible. We try our best to reply to your emails as soon as possible, however, due to high volume of daily incoming emails and time zone difference, we may not be able to reply your emails immediately. Please give us the opportunity to resolve any problem. We understand the concerns and frustrations you might have, and will try our best to resolve the issues. We care about our valued customers, and will always try to help you.