•Plug:3.5mm gold-plated 

•Cord length:1.2m 

•Cable:Zipper cord， portable reinforced textile cord 

•Frequency Response: 20HZ-22000HZ 

•Impedance:32 

•Sensitivity: 103db±3db SPL@ 1KHZ 

•Max input:5mW 

•CE and RoHS certificated