PRICES MAY VARY. PREMIUM SOUND QUALITY - Set of 2 pieces excellent stereo headphones with microphone, surround sound effect with good bass, clear and vivid, allowing you to have a better listening experience. ERGONOMIC DESIGN - Provides comfortable fit for your ears and long-time wearing. Flexible lightweight, snug and secure, and they can be easily threaded through a jacket, bag, or backpack. COMPATIBILITY - Ideal for iOS devices, Androids smartphones, Windows phone, MP3/MP4 player, music speak