The Skullcandy Method 540 ANC True Wireless Headphones in Black offer high-quality sound by Bose, perfect for portable audio use. With a 12mm driver size and a frequency range of 20 - 20000 Hz, these in-ear headphones provide a comfortable fit for studio monitoring, DJ, and live monitoring purposes. Featuring active noise cancellation, surround sound, and extra bass, these headphones also include replaceable ear tips, playback controls, volume control, and noise isolation. With Bluetooth wireless technology and a built-in microphone, the Method 540 ANC headphones provide a versatile and sleek audio experience for music enthusiasts and professionals alike.