Wrist-Wearable Design: Featuring a wrist-wearable design, this portable speaker can be easily mounted on your wrist, providing a convenient and hands-free audio experience during your cycling adventures. Bluetooth-compatible Connectivity: With built-in Bluetooth-compatible connectivity, you can easily pair the speaker with your smartphone, tablet, or any other device. Enjoy high-quality music playback and the freedom of wirelessly listening to your favorite radio stations while riding. Cool Lighting Effects: Equipped with cool lighting effects, this wrist speaker enhances visibility during nighttime cycling or running, increasing safety by making you more visible to others. Bluetooth-compatible Camera Shutter: Take photos effortlessly with the Bluetooth-compatible camera shutter function. Control your phone's camera remotely, allowing you to take selfies or group photos without hassle while on the move. Versatility at Its Best: Not only does this wrist speaker provide immersive audio, but it also functions as an FM radio. Stay entertained and informed during your rides by tuning in to your favorite radio stations and enjoying a diverse range of content. Hign-concerned Chemical:None Input/Output:USB Sound Mode:Standard Mode Category:Speakers Input Power(W):Less than 25 W Audio Crossover:Full-Range Power Source:Battery Channels:2 (2.0) Colour:D:Black & Silver Material:ABS Package Contents: 1 * Watch Speaker 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.