GENUINE and ORIGINAL Packing same as Pictures.

Driver Unit : 13.5mm diameter, dome type

Frequency Response : 18-22,000Hz

Impedance : 16 ohms at 1kHz

Sensitivity (db) : 104dB/mW

Cord : 3.9 ft. Y type

Weight (Approx.) : .46 Oz. (13g) Without Cord