Jaybird FREEDOM JF3. Jaybird JF4 Freedom Sprint. Compatible ONLY with the Following Jaybird Freedom and Freedom Sprint In-Ear Earphones / Headphones Jaybird FREEDOM JF3MB. Jaybird FREEDOM JF3MP. Apply pressure and with a circular motion, twist with one hand clockwise and with the other the opposite direction, until the ear tip has fully covered the Driver of the Earphone.
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