The soldering project kit offers USB, AUX, and SD Card inputs, catering to playback preferences. It integrates multiple features into one compact unit. Additionally, the soldering project kit features a clock function. By pressing the "Play/Pause" button, you can toggle between "Hour" and "Minute"settings. Adjust the time using the up/down buttons. (Note: Time adjustment is required after every startup) [Ideal for Outdoor Activities]Enhanced with a rechargeable battery box, the DIY Bluetooth-Compatible Speaker Kit becomes outdoor-ready once batteries (included) are installed. Whether on a journey or engaging in outdoor pursuits, this portable speaker allows you to relish music and radio. The subwoofer + dual speaker configuration elevates your auditory experience. Furthermore, the soldering project kit includes a user-friendly remote control for effortless operation. [Enhance Soldering Skills]Perfect for students and DIY enthusiasts, the soldering practice kit facilitates practical hands-on learning, enhancing soldering proficiency. Assembling the DIY electronic kit primarily involves soldering wires, making it beginner-friendly. Assembling the acrylic shell requires careful attention, but the final product-a versatile Bluetooth Speaker-brings immense satisfaction. Voltage: AC100-240V Plug Type:US Plug,it applies to Canada, India,Mexico, Thailand, the , the Philippines,Taiwan and so on. Different batches may have different appearance label printing, which not affect the use Colour:Photo Color Material:plastic Package Contents: 1 x DIY Bluetooth Speaker Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.