AlphaBass Carbon Fiber Headset for STEREO and OFFROAD Intercoms provides high fidelity true stereo in comfort, style, and performance, with the option of Over The Head or Behind The Head styles. This headset is for music lovers, featuring amplified, full-range bass speakers for outstanding audio performance. Special features include high fidelity true stereo for an improved riding experience and bass boost speakers that provide rich, full sound. Its lightweight carbon fiber build delivers all-day comfort, with breathable, leather ear seals and a deluxe head pad for superior style and comfort. The included 2-N-1 adapters work with all STEREO and OFFROAD intercoms and cables. It also includes an adjustable bass control, volume control, flex boom with dynamic noise cancelling mic, deluxe comfort head pad, comfortable and breathable leather ear seals, a stainless steel headband, and a 5-pin headset cable, STX Stereo 5-Pin Adapter and OFFROAD 5-Pin Adapter among others.