2.4G is a wireless technology. Since its frequency band is between 2.400GHz and 2.4835GHz, it is called 2.4G wireless technology for short. It is one of the three main wireless technologies (including Bluetooth, 27M, 2.4G) on the market. It can be used for industrial data transmission, wireless remote control, wireless mouse, wireless keyboard, wireless electronic tags, remote control toys, 2.4g w...