-Unique in-ear design

-Speaker unit faces to outside, instead of facing to ear-drum. Healthy for long time listenning.

-Hight quality stereo sound is reversed by copper cover

-Necklace or traight line design

-Wins 'Best Award Show' in 2008 MAC Show is USA.

-Can be MP3 player high-quality earphones, or be special handsfree kits for mobile phone.

-Speaker diameter; 13 MM

-9 miu/32  Ohm

-Frequency response: 10-20KHZ

-3.5 mm jack or 2.5 mm jack

-In-ear design