This HDMI wireless transmitter and receiver kit supports 2 frequency, uses 5.8GHz transmission standard technology so the transmission efficiency is faster and more stable. The transmission range is up to 656ft (200m) in an open place. lf there is wall barrier, the distance may be less than 200m. This wireless HDMI transmitter and receiver supports up to 1080@60Hz video resolution, which making the picture clearer. You can enjoy clear and vibrant images on a large screen. You can cast all apps you know, such as Prime Video, Sky Go, BT Sport, Netflix, DIRECTV, HULU, Comcast TV, XFINITY, Vudu, Movistar, Tiktok, YouTube, HBO, etc.