http://shopping.rediff.com/product/philips-she-1360-in-ear-earphone-headphone-3-5mm/10941531 Apply code SHOP100 [FONT=Arial][COLOR=#000000][FONT=Arial][SIZE=12px] [FONT=Arial][SIZE=12px][FONT=Arial][SIZE=12px][FONT=Arial][SIZE=12px][COLOR=#636363][FONT=Arial][SIZE=12px]Headphone Driver Units: 15 mm Impedance : 16 ohm (Power On) [U][COLOR=#0000ff][FONT=Arial][SIZE=12px][B]Sensitivity[/B][/SIZE][/FONT][/COLOR][/U] : 100 dB/mW (Power On) Frequency Response : 16 - 20000 Hz Maximum Power Input : 50 Mw Other Sound [U][COLOR=#0000ff][FONT=Arial][SIZE=12px][B]Features[/B][/SIZE][/FONT][/COLOR][/U] : Bass Beat Vents for Better Sound.[/SIZE][/FONT][/COLOR][/SIZE][/FONT][/SIZE][/FONT][/SIZE][/FONT][/SIZE][/FONT][/COLOR][/FONT]