Senbowe&trade;Black Portable Mini Lightweight Sports Bluetooth Outdoors Speaker with Support Memory Card Play and Radio Function for iPhone 6 5S 5C 5 4S 4, Galaxy Note 3,Samsung Note 3, Samsung Galaxy S4 S3 S2,HTC One, Motorola Moto X,Motorola Droid, Nokia N9 Lu,mia 920 900,iPad Air, iPads, iPods,Most Android Smart Phones and other Bluetooth-enabled tablets Made of high quality PVC material,you can also tie it to your arms and Fixed on the bicycle ,it is a good tool for those people who likes challenge for riding,hiking outdoor activities By using this bluetooth speaker,just about anywhere,You can enjoy different beautiful music such as classical music,popular music,jazz music and so on Support for SD card play,it can also support for radio function(you need a wired headset as receiving antenna)which makes you grasp the latest news and weather,Built-in rechargeable Grade A polymer battery lasts close to 10 hours of wireless play on a single charge (3hours),makes you do not worry the devices run out of juice when you are playing Automatically connect to the last-connected device when turned on enables one-step music streaming.it works with most Bluetooth-enabled Smartphones, tablets, notebooks, and desktops, including iPad, iPhone The LED flashlight works perfectly in darkness,especially for emergency.It has three types:strong lights, low light,and flashing light.Which also give you warm and hope in the darkness