It’s not so far-fetched though, while bugs and hidden cameras ... electronic scanner made real. At the rear of the device is an ESP32, but the front end is an AD8317 RF detector chip.

Privacy is expected when you're staying in a hotel or holiday rental, but sometimes, hidden cameras can be watching your every move.

Alternatively, a bug detector or RF scanner can swiftly identify hidden cameras by picking up their wireless signals. These gadgets detect electromagnetic frequencies from recording devices that ...