<p><b>SOMETHING of this HDMI switch with remote SHOULD BE NOTED</b></p> <p><b>About Remote Control</b></p> <p>1 Please confirm the remote is installed battery, the model is CR2025</p> <p>2 please ensure remote is 10 meters far from signal device </p> <p>3 The remote is common remote control, so some buttons does not work in this HMDI Switch, but it does not effect to use</p> <p></p> <p><b>About HDMI Cablle Length</b></p> <p>Input HDMI Cable is less than 3 Meters, Output HDMI Cable is less than 5 Meters</p> <p>If your display is black frequently, please check the HDMI Cable length is too long</p> <p></p> <p><b>This HDMI Switch with Remote wasn't able to use the HDR function</b></p> <p><b>Please check Input Device and Output Device HDR is on </b></p>