The radio frequency (RF) spectrum is vital for wireless communications infrastructure. The 802.11 standard provides several distinct radio frequency bands for use in Wi-Fi communications: 900 MHz, 2.4 GHz, 3.6 GHz, 4.9 GHz, 5 GHz, 5.9 GHz, 6 GHz and 60 GHz . Each range is divided into a multitude of channels.