Kokopa Hands free and Music Stereo Earbuds with 3.5mm Jack and Extra Multi Sized Eargels 3.5mm jack connects to almost any cell phone, computer, tablet, eReader, laptop, MP3 player, smartphone, etc. Ideal for listening to music in Hi-Fi stereo quality as well as taking handsfree phone calls Includes 3 pairs of different sized eargels for listening comfort: Small, Medium and Large Tangle-free shoe string design with inline microphone In the ear wearing style