Easy ControlThe side panel of the Edifier R1380DB offers easy adjustment for you to turn up or down the volume, control bass level, and more.Digital Chip and Powerful TweeterR1380DB uses the TI PCM9211 digital decoding chip for accurate audio delivery. The built-in tweeter is 25mm.Unique StyleThe clean wooden finish of the Edifier R1380DB bookshelf speakers leaves a lasting impression of elegance and luxury.