Wireless Speaker Featuring High Definition Bluetooth® 4.2 Technology | Waterproof | Simply Pair Your Device To Enjoy Dynamic Stereo Sound | Great For Pool, Beach, Boating Or Any Water Activity | Charging/Audio I/O Cords Included | Pairs From Up To 30 Feet Away | 2000 mAh Lithium Polymer Battery Included | Up To 8 Hours Of Play Time | Carabiner Attachment | The Bluetooth® word mark and logos are registered trademarks owned by the Bluetooth SIG, Inc. and any use of such marks by Hit Promotional Products, Inc. is under license. Other trademarks and trade names are those of their respective owners