FIIO JT3 Black Silver FIO-JT3-B FIO-JT3-S [Ships from an authorized Japanese retailer, includes serial number] Open-back Dynamic Headphones (Black)

Open-back design produces expansive sound and a realistic sound image Large 50mm dynamic driver for powerful bass and a rich spaciousness Powerful N52 magnet for strong dynamics Angled fit driver for clear sound directly to your ears PEK + PU composite polymer diaphragm combines the best of both worlds to produce beautiful sound Voice coil made with TIL bobbin and CCAW conductor for lightweight material and powerful output Aluminum magnesium alloy grille with a lightweight and sleek design Precise construction and attention to detail for a comfortable fit Soft, comfortable, and removable, washable velvet ear pads Convenient headphone cable that can be used for calls or removed