Product DescriptionSix major functionl Bluetooth connection,l Handsfree call, l U disk ,l TF card,l FM Radio,l 3.5mm Aux-inSpecifications With bluetooth connection , handsfree call , U disk , TF card , FM radio , 3.5mm Aux-inBluetooth version 3.0 , Transmission distance 10 metersExternal 5C 600mAh , USB chargingFrequency response :..