Features High Definition Bluetooth® 5.3 Wireless Technology And Built-In Microphone With Volume Control. Simply Pair With Your Device To Enjoy Dynamic Stereo Sound Or Receive Hands-Free Calls. Works With Most Audio Devices. Hands-Free Design. Press Earbuds To Advance Through Selections And Answer/End Calls. Store Earbuds In Magnetic Charging Base. Charge Earbuds And Apple Watch® Simultaneously. 400mAh Lithium Ion Battery Included. Output: 2.5W. Features A Type-C Input (Cord Included). Apple is a trademark of Apple Inc., registered in the U.S. and other countries. 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.