With WSTER WS-1851 Portable Digital Bluetooth Speaker, you will thoroughly get rid of the littery cable of headset or other music player when listening to music from your portable devices at home or outdoor. And you just need to pair your phone or other music player which support Bluetooth with the Speaker. After paired, you can immediately enjoy the music with the speaker that offer you great sound quality. Moreover, if your device does not have Bluetooth function, you have no need to worry about it. The Speaker's "Bluetooth" mode allows to connect with any audio device, after connected, the Speaker plays the music of the connected audio device. Even more, the speaker can play music of the TF card. It is perfectly suitable for home use, office use, picnic, etc.