Detailed Product Description EX85 In-ear stereo earphone in box (red) the EX85 is a medium priced dynamically driven ear budSuperior sound quality with 13.5mm closed type driver unit Neodymium magnet Silicone ear buds for superb fit and comfort, available in 3 size: S, M, L Frequency 5 - 24, 000 Hz Carrying case Available color: Black, blue, red, and purple