earphone adapter High-quality ,won't loss sound during the transmission fit for 3.5mm to 2.5mm and 2.5mm to 3.5mm Compact, du earphone adapterHigh-quality ,won't loss sound during the transmissionfit for 3.5mm to 2.5mm and 2.5mm to 3.5mmCompact, durable ,If you have any specific requirements ,pls feel free to contact me !