It has a Bluetooth 4.2 chipset stable signal transmission, powerful audio decoding, operating distance up to 10 meters, Superior Compatibility, works with all the Bluetooth enabled electronic devices including smartphone, notebook, MP3, etc. Also it is integrated with multi functional control panel, songs switch, play mode switch, volume control, play / pause. 5W X 2 high definition speaker drive units, 2.0 Channel 360 degree surround powerful bass and stereo HiFi sound effect. AUX Line-in Play Mode, USe A Standard 3.5mm Audio Cable Connect The Speaker To Mobile Phone Or Tablet PC To Play Music even when your devices without bluetooth function, can be used as a wired speaker. Also Insert A TF Card With Downloaded Songs To Play Music, support MP3 / WMA format songs. Built-in sensitive HD microphone, hands free support to answer incoming phone calls even when it play music or when you’re driving.