Smart Premium Bluetooth Aux/AeroPlane Adaptor

Bluetooth version: Actions V5.0
Bluetooth profile: A2DP,AVPCP
Bluetooth frequency: 2402-2480MHZ
Audio technology: SBC, Bluetooth distance: 7m
Working time: 8 hours, Charging time: 2 hours
Battery capacity: 3.7V 240mAh
Power input: DC 5V/200 mA
Dual Aux prongs: 3.5mm Aux-in