Wireless Speaker Featuring High Definition Bluetooth® 4.1 Technology. Simply Pair Your Device To Enjoy Dynamic Stereo Sound. 300 mAh Lithium Polymer Battery. Features A Micro-USB Input (Cord Included). Pairs From Up To 30 Feet Away. Up To 1.5 Hours Of Play Time. Perfect For Your Home, Office Or Outdoor Activities. The Bluetooth® word mark and logos are registered trademarks owned by the Bluetooth SIG, Inc. and any use of such marks by the supplier is under license. Other trademarks and trade names are those of their respective owners.