✅ The equipmnet should be placed at a suitable location more than 30cm above the ground, and the transmitter and the receiver should be avoided as much as possible between the cover or too much metal sheilding objects. ✅ WIRELESS HDMI TRANSMISSION Transmit HDMI audio and video signals wirelessly from your source device to display without messy cables. Perfect for clean and professional installations. ✅ FULL HD / UHD SUPPORT Supports high-definition video resolution up to 1080P (and 4K if supported by your model). Enjoy clear images and stable audio transmission.