... richer bass tones 2. With remote control for music 3. Answer and end calls Specification1. Deeper, richer bass tones2. With remote control for music3. Answer and end calls Sensitivity42dbImpedance32ΩFrequency20HZ-20KHZSound ... .Equipped with a 3.5 mm connector, hese in-ear headphones are compatible with iPod,iPhone,and iPad models. 5.Coming with an mic and in-line remote control with a volume control ...