SMALL SIZE LIKE A COIN: This small bluetooth speaker may be the smallest wireless speaker in the world,You can easily put it in your pocket, hang it on your phone or backpack and take it wherever you want MINI SIZE WITH BIG VOLUME CLEAR SOUND: The volume of this portable bluetooth speaker is definitely bigger than all current mobile phones, this mini bluetooth speaker allows you to enjoy a clear, well-balanced, full-range listening experience in camping, picnic and room BATTERY LIFETIMEThe battery of this wireless bluetooth speaker lasts about 2 hours at 50% volumeabout 1 hour at 100% volume.It only takes 30 minutes fully charge.Support to play while charging OUTSTANDING FUNCTION: Do you feel that it is difficult to operate with one hand when taking a selfie with your mobile phone?This small bluetooth speaker allows you to selfies, with the speaker button using your free hand. You can also phone calls with the click of a button EASY OPERATION: All-in-one nonfunctional button lets you enjoy music / hands-free calling / camera remote shutter functions by a single press. The small wireless bluetooth speaker is compatible with most devices that have Bluetooth connection enabled, or any smartphones for that matter PEAKER SOUND PERFORMS BEYOND ITS SIZE: For such a portable bluetooth speaker, you'll be surprised at the loudness, with a volume of over 95DB. The wireless speaker has the latest Bluetooth V4.2 which produces crisp sound quality at a range of over 30 feet. CREATIVE SPEAKER DESIGN:This Small Bluetooth Speaker is designed with sleek look, rubber oil finished with smooth tactility and fashionable color. BLUETOOTH 4.2 TECHNOLOGY This Small Portable Bluetooth Speaker has easy connection and more efficient than ever before, Bluetooth 4.2 versions with high efficiency and stable wireless data transmission, connects faster with iPhone, iPad, iPod, Samsung, Kindle, Smart phones, Tablets and other Bluetooth-enabled devices. BUILT-IN MICROPHONE: This wireless bluetooth speaker is designed for hands-free calling function which enables you answer an incoming call without delay.