Features High Definition Bluetooth® 5.3 Wireless Technology And Dual Built-In Microphones With Volume Control. Simply Pair With Your Device To Enjoy Dynamic Stereo Sound Or Receive Hands-Free Calls. Hands-Free Design. Press Earbuds To Advance Through Selections And Answer/End Calls. Spin Case Between Thumb And Middle Finger To Reduce Stress And Boredom. Encourages Focus And Self-Soothing For Users With Anxiety, Attention Disorders And More. Store Earbuds In Magnetic Charging Base. Works With Most Audio Devices. Features A Type-C Input (Cord Included). Charging Time Approximately 1 ½ Hours. Up To 4 Hours Play Time. Pairs From Up To 33 Feet Away. 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.