Description: DIY Bluetooth Speaker Kit: This kit includes a Bluetooth audio module, an 8002 megaphone chip, and peripheral components. Connect to your phone via Bluetooth or audio socket for sound Electronic Technology Foundation: for electronic technology foundation and skill teaching. for electronic enthusiasts and beginners looking to expand their knowledge and skills Welding Practice Assembly: Enhance your welding skills with this DIY project. Practice welding assembly with the 23W speaker components for a hands-on learning experience Transparent Shell : The 3W speaker features a transparent shell for a sleek and modern look. Add style to your electronics project with this unique feature Mobile Phone Connectivity: Easily connect the assembled speaker to your mobile phone via Bluetooth or audio socket. Enjoy your favorite tunes with this versatile DIY electronic kit Specification: Color: As Shown. Material: PCB. Size: Approx 22*10*3CM/8.66*3.94*1.18inch. Note: There might be a bit color distortions due to different computer resolutions. There might be a slight errors due to different hand measurement. Package Includes: 1* Bluetooth Speaker DIY Bulk Kit