• Dual function bone conduction speaker and vibration speaker: This portable wireless speaker combines bone conduction technology and vibration speakers, allowing it to be attached to various material surfaces for use By attaching it to walls, glass, wood, and more, you can enjoy different musical effects for each material • BLUETOOTH CONNECTION AND LED DYNAMIC BREATHING LIGHT: Easily connect with your smartphone or tablet as a Bluetooth speaker Additionally, it features built-in LED dynamic breathing lights that change with the music, providing a visual enjoyment as well • 7.5W High Output and 360 Degree 3D Surround Sound: 7.5W powerful output provides clear and powerful sound Equipped with 360-degree 3D surround sound technology, you can experience three-dimensional sound effects no matter where you are in the room • Adhesion function to various materials: This speaker can be adhered to surfaces of various materials Enjoy different acoustic effects for each material such as walls, glass, metal, wood, and more, providing a new music experience • Warm Tip: Experience a magical music effect by placing the bone conduction speaker on an empty box made of materials such as wood, paper, PVC, or glass This is the gift of music brought by high-tech