[All-in-1 DIY Electronic Kits]DIY speaker kit is multi-functional in one to bring you a new audio experience . Its radio function can allow you to enjoy radio programs anytime, anywhere. The four audio input modes can meet your diverse music playback needs. Not only that, the speaker also supports hands-free calling, and the built-in high-sensitivity microphone makes the call clear and unhindered, ensuring smooth communication. [Unique Functions]This diy Bluetooth speaker kit has a one-click recording function. Simply long press the "mode"button while playing music from the USB-disk or TF card to commence recording, and long press it again to end the recording. Upon completion, the recording automatically play. 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 Settings, without adjusting the frequency again. [Versatile Playback Options] soldering project kit support Bluetooth, AUX, USB-disk, and TF cards to . Bluetooth allows you to easily from your phone; Audio cable interface is suitable for 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. Whether it's family gatherings, outdoor activities or personal leisure, this speaker is the perfect choice ! [Professional Choice for School Education]This diy electronics kit combines theoretical knowledge and practical operation, enabling students to apply what they have learned in real scenarios and improve their solderinging skills. Teachers can use this project as part of the teaching curriculum to help students better understand the principles and techniques of soldering. 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.