PANASONIC RPHV094EK IN EAR STEREO HEADPHONES W/ NEODYMIUM MAGNET - BLACK
Magnet Type Neodymium. The inside phones fit snugly in your ear and so remain stable. -Plug Type Nickel. -Drive Unit (diam. in mm) 14.8. - IR Transmitter. -Sensitivity (dB/mW ) 104.0. -MiniPlug (diam. ).