Feature: 1. Plug and Play: No need for any APP, simply connect to get the convenience of wireless streaming. No software or WiFi connection required. Up and running in 10 seconds, enjoy a true plug and play experience. Solves the problems of traditional HD Multimedia Interface cable connection, troublesome wiring, affecting aesthetics, and short transmission distance. Connect the transmitter to the HD Multimedia Interface source, then connect the receiver to the HDTV, projector, connect the power supply and you are start to go. 2. Long Range: Wireless HD Multimedia Interface transmission distance up to 30m/98ft with only 129ms latency (almost real time) and no need for wired connection, powerful long range signal that can transmit through wall, floors and ceilings. Note that the signal distance will be shortened when working through wall. The wireless HD Multimedia Interface transmitter and receiver have built in 5GHz transmission standard technology for faster and more stable transmission efficiency. 3. High Resolution: Wireless HD Multimedia Interface transmitters and receivers support video resolutions up to 1920×1080 60hz and higher, with automatic encoding, transmission, and decoding to maintain video quality, full RGB color range support, and no compression or artifacts. The direct HD Multimedia Interface signal connection takes full advantage of superior video signals and delivers low latency, lag, and tear free video. 4. Cautions: This product does not work with cell phones and tablets. If the computer is not powered or the hard disk cannot be powered, please plug the transmitter power supply into the adapter or Micro power port (5V 2A). When the product works through wall or there are obstacles in the environment, the transmission distance and speed will be affected. 5. Compact and Portable: The Wireless HD Multimedia Interface adapter is small and portable so you can take it anywhere. Use it for business meetings, routine office meetings, classroom instruction, or bring the wireless display adapter to a friend's house during a party. You'll be able to enjoy all your favorite media movies on the big screen. Specification: Item Type: Wireless HD Multimedia Interface Transmitter Receiver Material: ABS Interface: HD Multimedia Interface USB Power Supply: 5V 2A Cable Length: Approx. 60cm/23.6in Resolution: 1080P. Package List: 2 x Wireless Same Screen Device1 x Instruction Manual1 x Storage Bag Note: Manual measurement please allow some error.