Welcome to the store! 1. Soldering Training: This kit is perfect for developing your SMT soldering skills, as well as learning basic electronics and circuit principles. 2. Unique Design: The shell is made of 6 parts of high-transparency acrylic splicing, exquisite and beautiful, before splicing to remove the brown protective film. 3. Learning and Exploration: While DIYing, you can discover how speakers work and create a safe environment for your entertainment. 4. Make Fun: A cool project that is fun and challenging to make your own Bluetooth speaker, suitable for welding connection and DIY production training. 5. Simple Operation: The Bluetooth module board is pre-soldered, all you need to do is solder the spectrum kit, connect the wires, and assemble the case. Item Type: DIY Bluetooth Speaker Kit Material: Acrylic, PCB Power Supply: DC5V (mobile phone charger/5V adapter/power bank) Speaker Chip: LM386 Audio Input: Bluetooth or audio input Auxiliary Function: Level indicator (spectrum function) Speaker: 5W 4 ohm After power, mobile phone search for bluetooth name M18, connect to bluetooth to play music, can also be external 3.5 audio cable to play music. Bluetooth Indicator Light: When Bluetooth is not connected, the indicator light flashes quickly; When Bluetooth is connected, the indicator light is long; When Bluetooth is playing, the indicator light flashes slowly. 6 x Acrylic Sheet 1 x Circuit Board 1 x Bluetooth Module 1 x Power Cable 1 x Screw Kit Bag 1 x Accessory Kit 1 x Speaker Your satisfaction is our top priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will provide you with the best solution!