Long Range Transmission? Coolpie wireless HDMI WL090 utilizes 5.8G technology and detachable antenna for long range transmission up to 350ft in open filed, 170ft indoors without any walls, 35-70ft through a wall. Provides smooth streaming experience. Whether you’re in a large living room, conference room, classroom, or theaters, this HDMI wireless ensures a reliable connection and outstanding performance. Enjoy your movies, games, and presentations with crystal-clear clarity. Share video content with family and friends on a projector, large-screen TV, or monitor, or use it for business presentations and teaching. Plug and Play? This HDMI wireless transmitter and receiver is configured. Just connect the wireless HDMI transmitter to your HDMI source and connect the wireless HDMI receiver into your display. No complicated installations or hardware required. With a power requirement of 5V/1A, it can be powered by PD interface, adapter, power bank, or portable power station etc. Easy to carry around and be used anywhere. Say goodbye to cable clutter. Widely Use? This HDMI transmitter and receiver is compatible with television, set-top box, camera, laptop, and game console, DVD, Blu-ray players and other device that support HDMI output. The HDMI sender and receiver wireless also support duplicate and extend mode of computer/laptop, which greatly enhances work efficiency and entertainment experience. When you used the wireless HDMI, please select the correct input and output sources. Plug and play- don’t have to run a long HDMI cable. The transmitter and receiver are both labeled, so you can tell which one goes where. Just plug the transmitter into the HDMI port of a player (laptop, desktop, blu-ray player, gaming console, etc) and plug the receiver into a display (monitor, TV, projector, etc). Experience The True Joy Of Cable-free Connectivity. 5.8G Technology Ensures Stable Connection. Say Goodbye to Cable Limitations. Boost Productivity And Enhance Entertainment Experience. Coolpie Wireless HDMI Transmitter and Receiver are easy to use, compact, and ideal for projectors placed in hard to reach locations, which make life easier since I don’t have to run an HDMI cable along wall and ceiling to your projector. What’s in the box. 2 x Wireless HDMI extender. 2 x Detachable antenna. 2 x Type-c cable. 3 × HDMI adapter. 1 x User manual.