DURAGADGET Comfortable & Stylish In-Ear Design Headphones With Rich Sound For Nokia Lumia 510, Lumia 920 & Lumia 820 High-quality audio from comfortably designed in-ear headphones with gold connectors OFC (Oxygen free copper) cable for better sound quality and less loss Clip design allows the headphones to be worn comfortably for extended periods of time In-ear headphones are engineered specifically for use with your device Packed with technological features - these headphones produce a full range of sound, including lower notes, with distinct clarity and warmth