У вашего броузера проблема в совместимости с HTML5
HELLO FRIENDS IN THIS VIDEO WE LEARN ABOUT HOW WE MAKE A NEW PCB FROM CIRCUIT
PIXEL CONTROLLER PCB DESIGN PART 2-https://youtu.be/JIAG2F-MO9Q
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T1000S controller - https://amzn.to/2zoDslH
china controller - https://amzn.to/2Ny9x37
ws2811 pixel led -https://amzn.to/2ONVqTX
pixel power supply-https://amzn.to/2OHzx8v