Complete set of walkie-talkie systems with Hidden earphones 
Best for low-range instant communication 
best for Drama companies and Seminar organizers 
 
The range is not huge. It's from 100 meters to 1000 Meters maximum and varies from location to location. 
In the complete set, you will get - 
1 Hand radio with charger
2 Removable batteries for Hand Radio
1 Pocket radio with charger
1 Earpiece ( Can connect with only Micspy earpiece )
2 Earpiece cells.  Buy more cells CLICK HERE