DIY Bluetooth Speaker No.2

This speaker uses a circuit board designed and manufactured by me, which is fine-tuned with the DSP board for perfect sound
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Purchase link
shop to buy products: shopee.vn/kentthoi123
tweeter: https://shope.ee/6zmQUdwKcZ
amply: https://shope.ee/89yNsvxKTd
switch : https://shope.ee/3fUlb0zzWN
switch : https://shope.ee/3fUlb0zzWN
battery indicator circuit: https://shope.ee/89xAxIzR7B
Woofer: https://shope.ee/9KD5Ic5NC6
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Видео DIY Bluetooth Speaker No.2 канала Chia se dam me