Charge Qi Enabled Devices Wirelessly By Placing Compatible Device On Top Of Charging Pad | Wireless Speaker Featuring High Definition Bluetooth® 4.2 Technology | Simply Pair With Your Device To Enjoy Dynamic Stereo Sound | 300 mAh Lithium Polymer Battery | Features A Micro USB Input (Cord Included) | Output 5 Volts/900 mA | Up To 2 Hours Of Play Time | Wrist Strap | Non-Slip Bottom | Please Note That Some Computer And Laptop USB Ports May Not Supply Enough Power To Charge A Device Using This Charging Pad. | The Bluetooth® word mark and logos are registered trademarks owned by the Bluetooth SIG, Inc. and any use of such marks by Promoful, Inc. is under license. Other trademarks and trade names are those of their respective owners.