The white and gray?Sennheiser AMBEO SMART HEADSET?is a pair of in-ear headphones designed to provide realistic, high-quality, three-dimensional binaural audio reproduction and iOS integration for videographers, content producers, and listeners in a variety of indoor and outdoor environments. The headset features 15 Hz to 22 kHz frequency response for the headphones, three built-in microphones, inline remote controls, noise cancellation, and a Lightning connector.