With precision engineering creating an excellent frequency balance, these stereo earbuds from iSound will ensure your music always sounds great. A flat cable and carrying case are included so that you never have to spend time untangling your headphones. Earbud Features Cable Type: Flat Cable length: 1.2m (4’) Wired Controls: Yes Microphone: Yes Frequency Response: 20 - 20000 Hz Included Earbud Tips: Yes