DIY Bluetooth Speaker Using Plywood

（Materials required） 2X15W Bluetooth power amplifier board Full range speaker 4Ω10W 18350 battery Type-C PD3.0 decoy detector（20V） 3S Battery Charger Module 3S Battery Protection Board Self-Lock Switch T12 Digital Soldering Station NANCH 22 in 1 Screwdriver SQ-ES126 Screwdriver My email：kejidot@ Thanks for watching！