Promate AirBeat Wire & Wireless Ergonomic Over Ear Adjustable Bluetooth 5.0 Headset w/ Mic FM Radio TF Card Slot - Black: From the manufacturerDescriptionSlip into serenity with the Promate AirBeat wireless Bluetooth headphones. Enjoy your tunes and answer calls completely wire-free. Boasting up to 9 hours of listening time you will have your tunes set up for the entire day. Immersive, high-res sound and powerful speak