Noise Isolating IEM Earphones With Remote & Mic For Android Phones, Tablets & Other Android and OS Devices. The headphones offer a lively, clear and detailed sound in the frequency range of 20 Hz – 20 kHz with a mild bass punch, all metal sleek housing and Apple iPhone and Android specific 3-button remote and microphone to control your music as well as your calls. The sensitivity of the headphones is 98 dB, impedance 16 ohm and the rated input power 20 mW. Comply foam ear tips, shirt clip, velcro cable tie, 3 pairs of silicone tips with different sizes and Brainwavz earphone hard carrying case are included. Colour: red.