Simply plug the built in 3.5 mm audio connector to your device and switch the power on. That's all you need to do to start bumping to your favorite music. You will enjoy up to eight hours of continuous use via the built-in rechargeable Lithium-ion battery which easily connects to any USB charging port. The Aluratek BUMP features Bluetooth 3.0, which lets you wirelessly stream music, or you can use the 3.5 mm auxiliary cable to plug into the speaker. Connect with MP3 players, mobile phones, portable CD players, laptops and tablets, or any audio or mobile device with a 3.5 mm auxiliary audio output and start bumping to your favourite music.