Metal Zip Zipper Earphones Headsets In Ear Earbuds Headset With Mic for Mobile Phone MP3 MP4 Tablet PC 1pcs freeshipping

Ear bud: fashionable alloy metallic housing

Plug: 3.5mm gold-plated

Cord length: 1.2m

Cable: Zipper cord， portable reinforced textile cord

Frequency Response: 20HZ-20000HZ

Impedance: 32

Sensitivity: 103db  3db SPL @ 1KHZ

Max input: 5mW

12 months quality warranty