RHA T10i High Fidelity, Noise Isolating In-Ear Headphone with Remote and Microphone Handmade, high-fidelity dynamic driver (770.1 model) engineered to accurately reproduce all genres of music with high levels of clarity, detail, and imaging. Noise isolating design. Metal injection molded, stainless steel construction. Interchangeable tuning filters with holder. 3-button remote and microphone for use with compatible Apple devices. Connectivity technology : Wired