Acefast H4 active noise canceling wireless headset

High-quality soundWith QCY H4, you'll experience sound like you've never heard before. With 40 mm drivers and a wide frequency range up to 40 kHz, QCY H4 delivers incredibly clear and accurate sound. They are also Hi-Res Audio certified to deliver studio-quality sound. Now you can hear every detail of your favourite songs - from deep bass to the highest notes.