Bluetooth Version : 4.1
Charging Voltage : 5V
Working Voltage : 3.7 V
Battery Specification : Polymer lithium
battery
(approximately 100 mAh)
Bluetooth distance : 10 M..
Bluetooth Version : 4.1
Charging Voltage : 5V
Working Voltage : 3.7 V
Battery Specification : Polymer
battery
(about 55 mAh)
Bluetooth distance : 10 M..