wireless router, a cordless phone, or a Bluetooth product.
The product should be installed on the same floor as the applied area.
Do not put other objects on the product. Try to reduce the number of obstacles
between the product and a wireless terminal.
Horizontally place the product in the middle of the applied area and do not
put it in a corner.
Do not place the product at a high position while it is placed horizontally. The
recommended height is 1.2 to 1.5 meters.