Dual Electronics Painted Tunes HF200B Tangle-Free Flat Wire Noise Reducing Earbuds with Carrying Case Blue Tangle-free flat soft wire cable. Lightweight, comfortable in-ear design with three different size ear cups included. High efficiency headphones with full frequency response of 20Hz to 20,000Hz. Cool paint tube carrying case with snap flap. Includes three conforming ear cup sizes to provide good fit, deep bass and passive noise cancellation.