Add dynamic stereo sound to your promotions with this Wireless Mini Cylinder Speaker! It pairs high definition Bluetooth 4.1 technology. Perfect for homes, offices or outdoor activities, recipients are sure to fall in love. It features a micro USB input (cord included) and 300 mAh lithium polymer battery. It pairs from up to 30 feet away and provides up to 1.5 hours of play time. Output: 5 Volts/1.8 Amp. 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.