PRODUCT GRADING (Grade A) - Excellent Condition with Minor if any signs of use and wear > Refurbished to the highest standards. Item may arrive in non-original retail packaging. WHAT IS IN THE BOX Sony MDR-ZX310AP Foldable Headphones with Smartphone Mic and Control PRODUCT DESCRIPTION The Sony ZX310 Headphones deliver powerful, bassy audio packaged up in a compact fully folding design. With metallic earcups, coloured grooved cables and comfortable padded ear pieces you can get lost in your music for hours on end. Even better, the ZX310\'s provide great sound isolating earcups so you can cut out external noise. PRODUCT INFORMATION Headband-style headphones with lightweight, folding design, 30 mm drivers and 98 dB/mW sensitivity 30 mm ferrite drivers for powerful, balanced sound 10–24,000 Hz frequency range Padded earcups for comfortable listening Lightweight, folding design for high music mobility Padded earcups for comfortable listening