The 2.4 GHz ISM bands have become more popular in the tech world. It’s designed to help you with trouble-shooting and the analyzing of Wi-Fi networks. It displays signal strength for all Wi-Fi networks as well as Bluetooth, 2.4 GHz cordless phones, microwaves, Zigbee, and all other 2.4 GHz transmitters. You can now know when channels are quite and when you need to avoid certain ones making you pick the perfect channel to access point instead of randomly. $200