Notice: To ensure that your keyboard sends and receives perfectly, please read below instructions for your reference:
1 Avoid Interference from iron panel of PC.
Please plug the Dongle USB Ports.
2.Avoid using the wireless keyboard/mouse on a metal surface. Metals such as iron, aluminum, or copper shield the radio frequency transmission and slow down the response time of keyboard or mouse ,or cause the
keyboard /mouse to fail temporarily.
3. If electromagnetic interference resulting from the use of shorter, you can add the following extend cable to reduce Receiver and Mouse distance, to modify quality of the received signals.
The radio frequency is 2.4GHZ, it is safe for our bodies, but please be cautious in using cardiac pacemaker or other body auxiliary instruments.
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