Portable and Wearable Design: Perfectly designed for outdoor enthusiasts, the SW11 Bluetooth speaker offers a wearable, design that attaches magnetically to your clothing, making it ideal for cycling and other outdoor activities. Bluetooth Call Functionality: Equipped with advanced Bluetooth technology, this speaker allows you to make and receive calls hands-free, ensuring you stay connected while on the move Superior Sound Quality: Experience powerful and clear sound with this portable speaker that enhances your listening experience whether you're outdoors or indoors Magnetic Feature: The innovative magnetic attachment system ensures the speaker stays securely in place during all your adventures and Reliable: Built to withstand outdoor conditions, this speaker is and reliable, making it your perfect outdoor companion. Battery capacity: 600mAh Bluetooth transmission distance: Approximately 7 meters Charging current/duration: 590mA/2 hours Due to different batches, there may be differences in product appearance and printed text, which not affect use. Color:A:Black Material:ABS Package Contents: 1 * SW11 Wearable Bluetooth 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.