Portable Compact Bluetooth wireless speaker with built-in mp3 player using USB or micro-SD, for smartphone and tablet Key Features: - Compact size, clear sound - For music and hands-free calling - Play your music through Bluetooth, wired aux input, micro-SD or USB - 10m wireless range - Integrated MP3 player to play music from micro-SD card or USB stick - Volume, media and call-pickup buttons, headphone connection - Rechargeable battery, up to 6 hours playtime - Micro-USB charge & audio cable included