man you going through unknown tunnel
blackberry devices
Devices such as Geiger counters, scintillation detectors, and ionization chambers are commonly used to detect radioactivity. These devices can detect the presence and measure the strength of radiation from radioactive materials.
ears
taps
No. Interlock devices are designed to detect alcohol only.
Spyware listening devices can vary widely in appearance, as they are often designed to be discreet and blend in with everyday objects. Common forms include small microphones disguised as household items like smoke detectors, alarm clocks, or USB chargers. Some may be as tiny as a pinhead and can be hidden in furniture or electronic devices. Others may resemble standard tech gadgets, making them difficult to detect without close inspection.
It means that the gerbil is either listening out for something, listening to something or trying to detect what a noise is and where it's coming from.
Some popular devices for listening to music on the go include smartphones, MP3 players, and portable music players like iPods.
flux meter
Yes you can but there are better listening devices.
if you don't get caught.