Shure SE425 Sound Isolating Earphones with 37 dB Noise Cancellation (Clear)Shure SE425 Professional Sound Isolating Earphones provide accurate, natural sound through dual high definition drivers. The discrete, secure design includes a detachable cable with wireform fit to keep earphones in place and cables out of the way. Sound Isolating technology blocks up to 37 dB of outside noise. Includes a premium carrying case, 1 4 inch adapter, and fit kit with a wide selection of sleeves for a custom fit. Stunning Sound Dual high