Features 1、LED BEADS: This music spectrum display is consists of a total of 384 RGB LEDs in 16 columns and 24 rows. Bright and colorful, adding more interests to your music playing. 2、FUNCTIONS: 20 dynamic effects, 7 color effects, which can form 140 different display effects. Two clock display modes and two alarm clock functions, one breathing mode, and eight brightness modes. Multiple functions can be personalized according to your preferences. 3、CONNECTION: The built in voice sensor only requires power supply and no sound cable connection to work. Sound cable control. Connect the power supply and sound cable to work. Connecting the sound cable, automatically turns off the voice sensing function to avoid noise affecting the display effect. You can choose the wiring method based on the surrounding environment. 4、POWER SUPPLY: USB 5V 1A, 3W, USB 5V power supply can be powered by phone charger or computer USB, but cannot be charged. 5、ABS MATERIAL: Made of premium ABS material, the music spectrum analyser is wear resistant and impact resistant, ensures a long service life. Specification Item Type: RGB Music Spectrum Display Material: ABS Display Method: 384 RGB light emitting diodes displayed in 16 columns and 24 rows Power Supply Mode: 5V USB plug in Control Method: Voice control or 3.5mm sound cable control, automatic switching. If no sound cable is inserted, it is voice control. If the sound cable is inserted, it is automatically switched to sound cable control. Main Functions: 20 display modes, 7 color modes, 8 brightness settings, 4 time display modes, 1 breath display mode, 2 alarm clock functions, and 1 night light function. Package List 1 x RGB Music Spectrum Display 1 x Cable 1 x Adapter