BENEWY Perfect stereo sound: Benewy USB C headphones with built-in high-quality DAC chip reduces the loss of sound transmission. has a speaker driver for lower distortion and high quality sound. The noise-isolating headphones reduce ambient noise, have strong bass, rising treble and clear mids, so you can enjoy an authentic live music experience. With these USB C headphones, you can enjoy music, videos or phone conversations on your mobile phone Built-in microphone and inline controller: Compatible with Samsung S21 Ultra headphones. With the integrated microphone and the in-line controller of the wired earphone, you can answer calls, adjust the volume, play music and switch between tracks without taking your phone out of the bag; BENEWY