Your Router Is Sending Invisible Signals

Added: 2026-05-26

Wi-Fi transmits internet data through the air using radio waves, where routers convert digital internet data into wireless signals that nearby devices detect and decode; the system constantly sends and receives information, though signal strength can be weakened by distance and physical obstacles like walls, with modern routers offering dual-band options at 2.4 GHz and 5 GHz frequencies.