Capparis Mini Bluetooth Speaker & Camera Shutter, with Microphone to answer phone calls for iPhone, Android, and more, Green Great sound for the size: Enjoy an impressive sound quality realized through a 3W audio driver. Incredibly Compact: This small size bluetooth speaker easily fits into your jacket pocket or the small side pocket of your backpack. It has a built in microphone for answering the phone. Can be used as a remote shutter to take pictures on your phone. Use it outdoor (hiking, joggling, gym), at work (office), and home (kitchen, bedroom). What is in the box: Bluetooth speaker, mini strap with clip, and user quick guide.