Product details of A-K-G Earphone with pouch box Speaker Diamenet :20mm Frequency range : 20-20,000Hz Sensitivity :116+-3dB(at 1KHZ 0.5ms) Resistance :32 Wire leagth :135cm All 3.5 inch interface of intelligent mobile phone The built-in microphone, hands-free calls Dymanic binding Flat anti winding line Stero Output

Brand	AKG
Colour	Black
Ear placement	In Ear
Form factor	In Ear
Impedance	24 Ohm