EarPollution Plugz EarBuds - Pink (EPD33-PINKBLACK) Plugz deliver super-deep bass, smooth, undistorted highs, and crystal clear vocals. Plugz come with three tip sizes, to fit your ear canal Compatible with iPhone, iPod, BlackBerry, and any other media device with a 3.5 mm jack. Driver Unit: 9mm neodymium - Impedance: 32 ohms - Sensitivity: 98dB+/-3dB at 1KHz - Frequency Response: 30 Hz to 20 kHz - Cord Length: 1.2 meters Driver Unit: 9mm Impedance: 16 ohms Sensitivity: 98dB+/-3dB at 1 KHz Frequency Response: 30Hz to 20 KHz Cord Length: 1M