Kokopa HF-RETR-BLACK Extra Small Retractable Stereo Earbuds with 3.5mm Jack and Extra Multi Sized Eargels, Black 3.5mm jack connects to almost any cell phone, computer, tablet, E-Reader, laptop, MP3 player, smartphone, etc. Includes 3 pairs of different sized ear gels for listening comfort: Small, Medium and Large Extra small and portable design Ideal for listening to music in Hi-Fi stereo quality In the ear wearing style