With this cord in hand, easily convert the HamiltonBuhl Deluxe Noise-Cancelling headphones (NCHBC1) in to a headset with an in-line microphone. Enjoy superior active noise-cancellation and deluxe, over-ear cups with soft cushions while focusing on the task at hand. Whether taking a test requiring verbal responses or joining a conference call, with the Deluxe Noise-Cancelling headphones converted into a headset you will a quite environment to concentrate and perform. With it's active noise cancelling technology, this converted headset is ideal for use with tablets, mobile devices and any unit with a 3.5mm stereo headphone jack.