Driver.......................................................................................................................................................Dia. 8 mm
Input Power ...................................................................................................... DC 5V, 100mA-2A max
Standby Time ...................................................................................................................Up to 150 Hours
Music Time ......................................Up to 4.2 hrs, without light; up to 2.5 hrs with light
Talking Time ..............................................................................................................................Up to 7 hours
Charging Time ...............................................................................................................Approx. 1.5 hours
Distance........................................................................ Approx. 33 feet (10 meters), open area
Temperature Range ...........................................Approx. 14° F - 122° F (-10° C - 50° C)