[All-in-1 DIY Electronic Kits]This soldering project kit support Bluetooth, AUX, USB-disk, and TF cards to play music. Bluetooth allows you to easily play music from your phone; Audio cable interface is suitable for any devices any device that has a 3.5mm audio output; Usb sticks and TF card slots allow you to carry around a large number of songs. This speaker is the perfect choice for you! [DIY FM Radio Kit]:With a built-in antenna, the digital radio kit allows people to enjoy it. The FM radio kit also has an automatic station search function, which makes it easy to search and tune to different channels; moreover, the diy kit also has a power off memory function, which means that even after power off, the radio can intelligently retain the last channel Settings, without adjusting the frequency again. [More Functions]This diy Bluetooth speaker kit appearance uses noble black, gives people a sense of fashion. The digital display provides clear and intuitive information display. 12 Colored LED lights bring you a more comfortable atmosphere and visual enjoyment. This diy kit included remote control makes the operation easy and convenient. Colour:black Material:plastic Slight differences in parts due to different production batches will not affect product use. Package Contents: 4 x DIY Bluetooth Speaker Kit