Wireless Earphones Noise Cancelling Audio-Technica ATH-TWX9MK2 BK Black Hi-Res Compatible Product Description Introducing the ATH-TWX9MK2. Truly a new flagship! A model meticulously crafted for both sound quality and usability! Equipped with a newly developed driver, you can hear even the finest details of your music more clearly! With advanced noise canceling, you can immerse yourself in music more comfortably! Equipped with a newly developed driver It is equipped with the independently developed "Pure Motion Driver," which focuses on transient characteristics. This new driver enables playback with overwhelming sensitivity from high frequencies to mid-low frequencies, vividly depicting even the finest details of the music. Advanced noise canceling Each left and right earphone is equipped with two latest MEMS microphones for noise detection. The sound collection performance of "low-frequency noise" such as train running noise has been improved. It is effective against noise from airplanes and trains, so it seems like a good partner for enjoying music comfortably when you are out and about. Authentic product In excellent condition with no signs of use. There are no problems with the operation, and the battery life is normal. The case is missing; this is an earphone-only listing. Both work properly. Other features: Noise canceling