The ” MDR-NE3 ” neck strap earphone from Sony is for light weight portable audio players. The tiny, light headphone has high magnetic neodymium magnet of 300kJ/m 3 and silent cap that decreases sound leak and echo. The rotary lock mechanism makes it very easy to remove the headphones. The design makes the thin-shaped unit to fits the ear exactly. The length of the strap can be adjusted easily. The stereo mini- plug is gold plated.
The Sony MDR-NE3 earphone with approximate cord length of 0.7m weighs a mere 6g and is available for approximately 3,675 Yen ($30).