Battery Life	3 Hours
Microphone Range	10 m
Type	Two Sided
Frequency	60 Hz
Technology	4G
Usage	Security Use
Color	Brown
Material	Plastic

A Spy GSM Box Earpiece Set is a covert communication device typically used for secretive, real-time communication between two or more people. It’s often used in situations where one person needs to receive information discreetly without others noticing, such as during surveillance operations, undercover work, or even in some espionage activities.