1、Compatible With Various Devices: The music spectrum display is designed to connect with front end sound devices such as smartphones, computers, CDs, MP3 players, and DVDs. Ensure that the input signal is above 80% amplitude from sound output ports and is unaffected by volume control for optimal performance. 2、Dual Control Options And Type C Port: This music spectrum display offers both sound control and wired control options, with upgraded Type C ports located on the left and rear for added convenience. 3、Safety Precautions For High Voltage: While operating, the sound spectrum analyzer reaches a high voltage of 38V. Users should avoid touching the display pins and corresponding pads to ensure safety. Proper handling and care are essential to prevent accidents during use. 4、High Power VFD Screen: Although equipped with a clock function, the VFD screen's high power consumption necessitates a quality power source. Use a USB power supply and remember to disconnect the power when traveling to avoid any safety hazards. 5、Multiple Applications: Whether hosting a party or creating a lively ambiance at home, the music rhythm analyzer adds captivating visual effects to enrich your music experience, transforming any setting with its dynamic and colorful light spectrum. Item Type: Music Spectrum Display Material: Acrylic Product Size: Approx. 176x50x23mm / 6.93x1.97x0.91in (excluding protruding parts) Display Screen Size: Approx. 160x40mm / 6.30x1.57in Board Thickness: Approx. 23mm / 0.91in (excluding component protruding pins, excluding film thickness) M3 Screw Hole Center Spacing: Approx. 170x44mm / 6.69x1.73in 1 x Music Spectrum Display 2 x Acrylic Boards 1 x USB Cable 1 x Sound Cable 1 x Splitter Sound Cable 1 x Screw Set 1 x Wrench