The SH 250 Binaural Headset from Sennheiser is a dual-sided, over-the-head headset designed with a flexible boom and an omni-directional microphone. The headband is completely detachable, and is adjustable on both sides for ease of use. The ActiveGard technology is designed to protect you from acoustic shock and sudden sound surges. This headset is black, and has a dark gray C-clip. It includes a carry bag, acoustical foam ear cushions, and a cable/clothing clip.