Whether you"re climbing a mountain, riding your bike through city streets, or just walking to class, Clipster is the perfect companion. Your music player stays safe in your backpack or purse while your music is transmitted wirelessly to the speaker. The Clipster works with iPad, iPhone, iPod, Android devices, or any other Bluetooth music player. Its large volume controls make it easy to adjust the volume at any time, and the rechargeable battery gives you hours of listening on a single charge. iPad, iPhone and iPod touch are trademarks of Apple Inc., registered in the U.S. and other countries. Bluetooth is a registered trademark of Bluetooth SIG. Android is a registered trademark of Google Inc.