This is Bluetooth RGB VU Meter with brightness and sensitivity control. You can attach with your old home theater and it will be convert into Bluetooth audio home theater.

Bluetooth RGB VU Meter with Multi Functioning Control.

Diagram : https://drive.google.com/file/d/1Mmu5...

Code: https://drive.google.com/file/d/1LDZL...

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Cover songs collected from NCS youtube channel:    / nocopyrightsounds  

Song 1:    • Video  
Song 2:    • Elektronomia - Limitless | Progressiv...  
Song 3:    • Electro-Light - Symbolism | Trap | NC...