Wireless Bluetooth Portable Speaker with Self-timer Fm Radio Sd Card Play Enhanced Sound Quality Built-in Microphone Handsfree Function Compatible with All Bluetooth Enabled Devices for Outdoor Hiking Sports Walking (Black) Popular smart design compatible with all Bluetooth devices,attractive hand feeling with full rubber finish coating Multi-functional: Stereo HD sound quality/ Bluetooth wireless connection/selfie remote shutter/Support FM radio / TF card music play/ hands-free Built in high efficiency 300mAh rechargeable battery bring you continuously music enjoyment more than 3 hours with maximum volume One unit of true 16-core dual magnetic shielded driver ,enjoy your favorite songs with crystal clear highs and strong balance all the way down to the bass Light weight easy carry, self-timer anywhere with more beauty moments