Adaptability Android IOS
Battery input voltage DC 3.2 4.2v
Charging input voltage DC 5V 0.25V
Charging current 30mA
Wireless distance 9 15m
Bluetooth frequency 2.402ghz 2.4830ghz ISM band
RF output power 6 8dbm
Service temperature 50
Storage temperature 60
Working time 4 hours
Playback time 3 hours
Bluetooth specification Bluetooth V5.2 dual mode
