Play the audio through Bluetooth Version V3.0 Supports audio from Laptop, Smart Phone and any Bluetooth Device Play FM Radio, audio from TF card and Auxiliary input from any Analogue sound Devices Use while travelling as it has an Inbuilt 380 mAH Rechargeable Li-Battery Specification:- Support A2DP, AVRCP,Headset,Handsfree Profile Bluetooth Version: V2.1 Working Range: Up to 10m Working Time:5 Hours Dimension:60*60*50mm Net Weight:230g Spearker:45mm Loudspeaker Output:3W Frequency Response:280HZ-16KHZ Signal-to-Noise?95db Distortion:?0.5% Battery Voltage Capacity: 520mAh Battery Charging Voltage:5V±0.5V Battery Charging Time:2 Hours Support Phone / Support Phone/Laptop/Tablet PC Support TF Card(Mini Micro Card) Support two ways connect, wireless bluetooth / 3.5mm earphone jack.