FIIO FF1 FIO-IEM-FF1-T Earphones [Ships from an Authorized Japanese Retailer, Includes Serial Number]

Equipped with a large-diameter 14.2mm dynamic driver Diaphragm with a newly designed PU gasket and beryllium coating Acoustic resistance tube ensures excellent low-frequency reproduction Compact and lightweight design ensures a comfortable fit even during extended use Includes a non-slip silicone ring and silicone wing hook for use during sports and leisure Includes two types of sponge covers for changing the tone Equipped with a microphone with inline control for comfortable calls Uniquely shaped 0.78mm 2-pin detachable oxygen-free copper cable