A USB-C interface enables connection to compatible computers. A USB-C to USB-A adapter is included for expanded compatibility. A 3.5 mm audio connector enables use with compatible mobile devices. A monaural on-ear design features a leatherette ear cushion. A frequency response of 20 Hz to 20 kHz is supported. Integrated hearing protection limits exposure to sound levels above 118 dBA. A flexible boom microphone with up to 280° rotation and noise reduction is integrated. Inline cable controls enable call answer and end, hold, reject, redial, microphone mute and volume adjustment. A fold-flat structure improves portability. Black.