If the stock earphone from iPhone 3G is not good enough for you then get a pair of the Ultimate Ears from M-Audio Japan which is made of lightweight aluminum. It features a sound insulation of 26dB, frequency of 20Hz – 16kHz, Input sensitivity of 115dB/mW, and impedance of 29Ω. It also has a super sensitive microphone and a multi function button for receiving calls. These stylish earphones are available in Japan at the price of ¥16,800 ($170). More pictures after the break.

[via New Launches]