It is a rechargeable speaker with plug and play or bluetooth. Turn power on and use mode button to pick how you want to play. It can be high, med, or low white light by pressing the speaker screen. Or hold your finger on the speaker screen for a couple seconds and it will change to colors you cna cycle thru. There are vol, play/pause,and music cycle on the side of the speaker. ANd even a handle on the bottom if you want to hang or carry the speaker. #Rankboosterreview #Sponsored #SHAVA