EMPIRE 3.5mm Hot Pink Stereo Earbud Headphones for Nokia Lumia 521 Specially designed earbud headphones for Nokia Lumia 521. Amazing sound quality. Experience your favorite tunes like never before! Silver plated plug ensures solid connection. Never worry about signal loss. Ear bud sleeves designed to cut out wind and background noise, ensuring great sound. EMPIRE is a registered trademark with the USPTO.