PlanetMangrove speakers feature unique soft curved design that represents its 3-way nature which also plays important role for its acoustics. These speakers only have 2 potentiometers, one for volume adjustment and power, the other one for bass level adjustment. It has a built-in amplifier to make it easier to use with other devices such as computers, TVs, music players, etc. The tweeter is located at the top while the mid-frequency speaker is located at the middle. The bottom speaker is responsible for nice deep sound. User can control the angle of the sound sine this speaker sits on a rotatable 3-way rubber stand.