Tune into what your customers want with these PowerBuds! The black wireless earbuds feature Bluetooth 4.0 technology, a 22" cord and a built-in microphone for easy hands-free calling. They're equipped with a 110 mAh lithium ion, Grade A, non-recycled battery for up to eight hours of stereo sound and nine hours of talk time. They have a 33-foot range and come with replaceable earbuds in various sizes so that users can get the best possible fit! The Bluetooth word mark and logos are registered trademarks owned by the Bluetooth SIG, Inc. and any use of such marks by our company is under license. Other trademarks and trade names are those of their respective owners.