A wireless keyboard is a computer keyboard that allows the user to communicate with computers, tablets, or laptops with the help of either radio frequency, infrared or Bluetooth technology. It is common for wireless keyboards available these days to be accompanied by a wireless mouse. Wireless keyboards based on Infrared technology use light waves to transmit signals to other infrared-enabled devices. But, incase of radio frequency technology, a wireless keyboard communicates using signals which range from 27 MHz to up to 2.4 GHz. Most wireless keyboards today work on 2.4 GHz radio frequency. Bluetooth is another technology that is being widely used by wireless keyboards today. These devices connect and communicate to its parent device via bluetooth protocol. A wireless keyboard can be connected using RF technology with the help of two parts, which includes a transmitter and a receiver. The radio transmitter is inside the wireless keyboard. The radio receiver plugs into a keyboard port, or USB port. Once the receiver and transmitter is plugged in, the computer recognizes the keyboard and mouse as if they were connected via a cable. RF Wireless keyboards and Bluetooth keyboards have been popular since their origination and are compatible across platforms. These devices are gaining in popularity because of its ability to provide a complete wire free environment. Wikipedia [ - ]

A wireless keyboard is a computer keyboard that allows the user to communicate with computers,... [ + ]