Steady and HiFi bass sound effects and stereo surrounding sound loudspeakers bring you wonderful music. With USB/TF Card Slot/3.5mm audio plug, it's perfect for desktop, laptop, TV, smartphone, tablet PC, MP3, MP4, and more. There are 8 retro mechanical buttons above the speaker to control RGB lighting effect, mode switching, music control, unique e-sports style. High-quality ABS-made material, translucent speaker body, with 16 RGB lighting effects, lighting changes, enhance the background atmosphere. Classical black appearance with dual 7.5W speakers, powered by DC12V/2A adapter, suitable for home use.