1.New upgrade Blue tooth headset TWS PROWIRELESS EARPHONE.Third generation wireless bluetooth headset.Quick pairing of open pop-up window. 2.Real-time power display and intelligent touch control.Comfortable to wear,listen to what you want to hear.Ergonomic design, oblique angle into the ear.Make your ears more comfortable. 3.In-ear design and HIFI sound quality.Pop up window,open the charging compartment lid to bring up the connection window for hands-free, automatic pairing and connection. 4.Intelligent Touch HD noise reduction. Built in intelligent noise reduction chip to intelligently offset external noise. 5.Exquisite packing with lamination film.