Adesso Bluetooth ANC Active Noise Cancellation Headphone with Built-In Microphone - Stereo - Mini-phone (3.5mm) - Wired/Wireless - Bluetooth - 105 ft - 32 Ohm - 20 Hz - 20 kHz - Over-the-head - Binaural - Circumaural - 2 ft Cable - Omni-directional, Noise Cancelling Microphone - Noise Canceling: