This plug-in mini speaker features innovative plug-and-play design, eliminating the hassle of charging and pairing required by traditional speakers Supports both Type-C and 3.5mm mainstream interfaces, ensuring perfect compatibility with both latest smartphones and traditional devices Transparent shell design not only offers stylish and futuristic appearance but also allows you to see the precise internal electronic components Ultra-mini size design enables easy storage in pockets, bags or carried around, with extremely light weight that's barely noticeable Built-in quality sound unit delivers clear and full audio, providing excellent sound experience for music listening, video watching and gaming Multiple color versions available including transparent, transparent gray, transparent black, transparent blue, catering to different users' personalized preferences Suitable for various usage scenarios: perfect for travel, outdoor activities, office, bedroom, parties and gatherings