HOW TO MAKE A 12V 2.1AMPLIFIER FULL package and review and detail in tamil

2.1 amp part 1 video link : https://youtu.be/fzGiJ5BVav0
2.1 amp PART 2 video link : https://youtu.be/Wxzb9SbUJwY
2.1 amp part 3 video link : https://youtu.be/8LM_19hK-8I
2.1 amp final PART video link https://youtu.be/7IRAR_o_Nnc
SPEAKER box FITTING video link : https://youtu.be/N8bSPD8jmY
subwoofer FITTING video link: https://youtu.be/JTNYz77a_Ss
12v to 5v USB buck converter video link: https://youtu.be/5FWUM1WWYIg
kms audio channel link : https://youtube.com/channel/UCMoE3zLjQK5MDCJf7FXJEZA
a.p.s electronic and amplifier channel link: https://youtube.com/channel/UCHqsAgrSJHlkUlwq_yZZWig
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