Agreed. The charger of the ipad pro can charge the ipad 2020. Common base stations, cell towers, mobile phones, and wireless chargers in daily life are essentially radio transmitting equipment, and radio waves emanate around them when they work. However, when the two radio frequency bands are close, there may be interference with each other.
Just like you wear a real wireless headset in the train station, airport, shopping mall and other scenes, the headset may be disconnected, sound loss and other problems.