DIY Colorful LED Music Spectrum Display Electronic Kit Feature: Five different color LED display, double-layer design, hole plate, easy and fun. SCM: STC12C5A60S21 Crystal: 24MHZ PCB board: 12 * 18cm Note: This is a DIY kit, you need to have some knowledge of electronics and ability, this kit does not provide instructions, please use your imagination to create your musical spectrum now! ! Package includes: 1 x STC12C5A60S21 IC 1 x PCB board 1 x 24MHZ Crystal 11 x Yellow LED 11 x Red LED 11 x Green LED 11 x Blue LED 11 x Pink LED 1 x 3.5mm audio plug 1 x Audio cable 2 x 30pF capacitance 1 x 10K resistor 2 x 0.1uF (104) 1 x 100uF 1 x 40PIN IC socket 11 x 470 resistance (0805 SMD) 1 x 40PIN socket 4 x Copper pillars 2 x 8pin Dupont line