[Various uses] From laptops, computers, smart phones to streaming media to high-definition TV/projector, suitable for home theaters, conferences, offices, education, console games, etc. Note: When used with Blu-ray and game consoles, this kit only supports 1920x1080P resolution. [Plug and Play]-Plug the transmitter and receiver into the power supply and the device, and you can start to transfer pictures or videos without installing any drivers or software, and no additional operations. EC hdmi wireless transmitters and receivers are very light and easy to carry, you can carry them at any time. [1080P HD image quality] The resolution can reach 4K, the screen image is very delicate, and various details are restored. EC wireless hdmi 4k has a built-in 2.4GHz / 5GHz dual-band WiFi module, a high-sensitivity antenna, a transmission distance of up to 30M (98.4 feet), and only 0.1S delay, which does not affect the normal use of conference offices, home video and games. [Dual antenna design] Equipped with 2 high-gain antennas, the transmission signal is stronger and more stable. The antenna supports 2.4G+5G signal transmission, high speed and stability, and no frame drop. Powerful long-distance signals can be transmitted through walls, floors and ceilings. Note: The signal distance will be reduced when passing through a wall. [Reminder] Use a 5V2A adapter to connect the transmitter: When the computer has low power; The HDMI input current of some computers is low, and the power indicator on the transmitter may be weak or go out. Please use a C-type cable to support the transmitter. colour:Silver gray Material:plastic Package Contents: 1 x Receiver 1 x Transmitter 1 x HDMI-compatible cable 2 x TYPE-C data cables 1 x English manual Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.