Folding mechanism of its own that can be compact size Quick folding mechanism adopted simple, easy to carry Model: Dynamic Sealed Driver diameter: 30mm Playback frequency: 10 ~ 24000Hz Impedance: 24 Output sound pressure level (sensitivity): 98dB Plug: 3.5mm stereo mini plug

This Certified Refurbished product is factory refurbished, shows limited or no wear, and includes all original accessories plus a 90 day warranty Beats Pro headphones are designed for sound engineers, musicians, and those who take sound seriously. They're the headphones that artists like Will.i.am use in the studio, and are designed to deliver the same level of emotion and power the artist originally intended. The sound of the studio. Beats Pro headphones allow you take sound seriously. That means you¹re hearing music the way it was originally heard by the artist in the studio. Beats Pro are made of steel and aluminum, giving you an interior sound platform more solid than most. That's why you'll feel the kind of bass that resonates deep in your chest when you play your music.