Get great audio reproduction plus the convenience of a microphone and in-line controls with this pair of Enhanced Bass Hi-Fi Earphones from Monoprice, These earphones feature a noise isolating design, which means you hear your music or phone call and not all the noise of the outside world, The low-end response is enhanced to provide a rich, full bass experience that transcends the 10mm driver size, In addition to outstanding sound quality, these earphones can function as a hands-free earphone or microphone for your cell or smart phone, An in-line control module gives you the ability to change volume, skip tracks, and answer incoming calls, The earphones come with 3 sets of earbuds, allowing you to customize the fit of the earphones for maximum comfort and audio quality, The earphones are certified by Apple as an iPhone controller with microphone, Note that the inline control on these earphones is not 100 percent compatible with Android smartphones, The Play or Pause button will function properly, as will the microphone, but the volume buttons do not, Apple and iPhone are registered trademarks of Apple Inc, , Driver Unit - 10 mm, Impedance - 16 ohms plus or minus 10 percent, SPL - 110dB plus or minus 3dB, Frequency Response - 20 Hz to 20 kHz, Cable Length - 55 in, Plug Size - 3, 5mm TRRS, Flat Cable Width - 4mm, Dimension - 6, 5 x 2, 9 x 0, 8 in, Item weight - 0, 09 lb SKU: MNPR122