1. Colorful LED Display: Features an LED music spectrum display analyzer with a vivid color screen, compatible with MP3, PC power amplifiers, and other audio devices. The included case adds a stylish touch to the indicator, making it a addition to any audio setup. 2. Clock Functions and Precise Audio Level Display: Equipped with a powerful lowpower watch chip, this LED music spectrum display offers 20 segments and 20 levels for accurate and detailed visualization of music rhythm and sound. 3. Precision Processor: The music spectrum analyzer utilizes a 1T speed processor with a precision ADC. After sampling the audio signal, it processes the data using the FFT (Fast Fourier Transform) algorithm to display realtime music frequency amplitude. It also shows the clock when no music is playing. 4. Versatile Compatibility: Compatible with MP3 players, PCs, power amplifiers, and other audio devices for maximum versatility. The music spectrum is displayed upon audio input. With compact dimensions of 210 x 50 x 29 mm, this music spectrum indicator is portable and ideal for both home and onthego use.