Spider International E Series E-EAPH-0001 realvoice Audiophile Earphone - Black (Discontinued by Manufacturer) Pro quality sound reproduction Acoustically-tuned and balanced high end 12.5mm Neodymium driver Vertical earphone design delivers a high-definition sound stage Noise-isolating technology further isolates outside noise and enables deep punchy bass for the ultimate audio experience Remote and mic compatible with iPhone 3G, 3GS, 4G, iPad and iPod