500 $10.95
1000 $10.31
3000 $9.99
5000 $9.35

If mouse keyboard combo not response, please try following tips：

1. Turn off all 2.4G devices in your room and make sure the product indicator section is as close as possible to the Nano receiver.

2. Repair the keyboard:

(1) Unplug the receiver of computer.

(2) Press “ESC” and “= +” buttons about five seconds until the power indicator display red.

(3) Plug the receiver to the computer quickly before the red light is off at the same time.