This is gold-plated 2.5mm Female to 3.5mm Male stereo converter

100% brand new and high quality.

2.5 is generally used as a connector for cellphones or handsfree set for a car

Most of vehicles hands free connector is 2.5 but some of vehicles connector is 3.5.

3.5 is standard spec for earphone plug and usually used as basic audio socket in MP3 

player, CDP or MD.

 

Specifications:

Size: 33mm (Length)

Color: Gold

Net weight: 3g